{"product_id":"diabetes-pre-diabetes-test","title":"Home Diabetes Test Kit UK - Prediabetes Blood Test","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cmeta content=\"width=device-width, initial-scale=1\" name=\"viewport\"\u003e\u003cmeta content=\"Order a home diabetes test kit in the UK. 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}\n\n  .db_faq details {\n    border-bottom: 1px solid var(--db_line);\n    padding: 14px 0;\n  }\n\n  .db_faq details:last-child { border-bottom: 0; }\n\n  .db_faq summary {\n    cursor: pointer;\n    font-weight: 700;\n  }\n\n  .db_faq details p { margin-top: 12px; }\n\n  .db_footer_note {\n    background: var(--db_taupe_dark);\n    border-radius: 16px;\n    color: #ffffff;\n    padding: 24px;\n  }\n\n  .db_footer_note h3,\n  .db_footer_note strong { color: #ffffff; }\n\n  @media (max-width: 900px) {\n    .db_grid,\n    .db_method_grid,\n    .db_trust_grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }\n\n    .db_steps,\n    .db_review_grid { grid-template-columns: 1fr; }\n\n    .db_review_meta { grid-template-columns: 1fr; }\n  }\n\n  @media (max-width: 540px) {\n    .db_grid,\n    .db_method_grid,\n    .db_trust_grid { grid-template-columns: 1fr; }\n\n    .db_product { font-size: 15px; }\n\n    .db_biomarker summary {\n      font-size: 16px;\n      padding: 16px;\n    }\n\n    .db_biomarker_body { padding: 18px 15px 21px; }\n\n    .db_review_avatar {\n      flex-basis: 78px !important;\n      height: 78px !important;\n      max-height: 78px !important;\n      max-width: 78px !important;\n      min-height: 78px !important;\n      min-width: 78px !important;\n      width: 78px !important;\n    }\n  }\n\n  .db_review_avatar_laura {\n    background-image: url(\"https:\/\/cdn.shopify.com\/s\/files\/1\/1088\/7918\/4211\/files\/5W4A9892.jpg?v=1785070092\") !important;\n    background-position: 50% 15% !important;\n    background-size: 132% auto !important;\n  }\n\n  .db_review_avatar_snieguole {\n    background-image: url(\"https:\/\/cdn.shopify.com\/s\/files\/1\/1088\/7918\/4211\/files\/Snieguole_Geige.jpg?v=1785070794\") !important;\n    background-position: 50% 15% !important;\n    background-size: 118% auto !important;\n  }\n\u003c\/style\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003carticle class=\"db_product\"\u003e\n\u003csection class=\"db_hero\"\u003e\n\u003cp class=\"db_eyebrow\"\u003eAt home diabetes and prediabetes blood test\u003c\/p\u003e\n\u003ch2\u003eHome Diabetes Test Kit UK | Prediabetes Blood Test\u003c\/h2\u003e\n\u003cp class=\"db_lead\"\u003e\u003cstrong\u003eA laboratory analysed home blood test measuring HbA1c, your average blood sugar over approximately two to three months.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe test can support screening for prediabetes and type 2 diabetes and can help monitor longer term glucose control in people with diagnosed diabetes. It is not a current glucose reading and does not replace urgent assessment where symptoms are present.\u003c\/p\u003e\n\u003cdiv class=\"db_grid\"\u003e\n\u003cdiv class=\"db_stat\"\u003e\n\u003cstrong\u003e1 biomarker\u003c\/strong\u003e\u003cspan\u003eHaemoglobin A1c, also called HbA1c or glycated haemoglobin\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_stat\"\u003e\n\u003cstrong\u003eHome collection\u003c\/strong\u003e\u003cspan\u003eCapillary blood collected into the supplied microtainer\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_stat\"\u003e\n\u003cstrong\u003eUK laboratory pathway\u003c\/strong\u003e\u003cspan\u003eUKAS accredited and CQC registered laboratory processing\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_stat\"\u003e\n\u003cstrong\u003eProduct code\u003c\/strong\u003e\u003cspan\u003eC1BLP06600\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_notice\"\u003e\n\u003cstrong\u003eHome collection does not mean instant self diagnosis\u003c\/strong\u003e\n\u003cp\u003eThe sample is analysed by a laboratory. A result in the diabetes range requires clinical review, and an asymptomatic person usually needs a second qualifying test before diagnosis.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_warning\"\u003e\n\u003cstrong\u003ePossible type 1 diabetes or acute hyperglycaemia\u003c\/strong\u003e\n\u003cp\u003eDo not wait for an HbA1c result if symptoms are developing quickly. Intense thirst, frequent urination, rapid weight loss, vomiting, abdominal pain, deep breathing, fruity smelling breath, severe dehydration, confusion or drowsiness require urgent glucose and ketone assessment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section\"\u003e\n\u003cp class=\"db_eyebrow\"\u003eQuality and compliance\u003c\/p\u003e\n\u003ch3\u003eHome testing supported by UK clinical standards\u003c\/h3\u003e\n\u003cdiv class=\"db_trust_grid\"\u003e\n\u003cdiv class=\"db_trust_item\"\u003e\n\u003cstrong\u003eUKAS accredited laboratories\u003c\/strong\u003e \u003cspan\u003eMedical laboratory accreditation assesses quality, competence and analytical performance.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_trust_item\"\u003e\n\u003cstrong\u003eCQC registered services\u003c\/strong\u003e \u003cspan\u003eThe diagnostic pathway uses organisations registered with the Care Quality Commission.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_trust_item\"\u003e\n\u003cstrong\u003eCompliant collection equipment\u003c\/strong\u003e \u003cspan\u003eUKCA and CE marked equipment supported by an ISO 13485 quality management framework.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_trust_item\"\u003e\n\u003cstrong\u003eClinical follow up guidance\u003c\/strong\u003e \u003cspan\u003eClear limitations, interpretation, urgent symptom advice and GP escalation information.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section\"\u003e\n\u003ch3\u003eWhat is an HbA1c test?\u003c\/h3\u003e\n\u003cp\u003eGlucose attaches to haemoglobin within red blood cells. The resulting glycated haemoglobin is measured as HbA1c and reported in mmol\/mol.\u003c\/p\u003e\n\u003cp\u003eBecause red blood cells remain in circulation for several weeks, HbA1c reflects average glucose over roughly the preceding two to three months. More recent weeks contribute more strongly than the earliest part of that period.\u003c\/p\u003e\n\u003cp\u003eHbA1c differs from a glucose meter reading. A meter shows glucose at one moment, while HbA1c provides longer term context. HbA1c does not reveal individual spikes, hypoglycaemic episodes or the current ketone level.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section\"\u003e\n\u003ch3\u003eWho may consider this test?\u003c\/h3\u003e\n\u003cp\u003eA laboratory HbA1c test may be considered by adults who:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWant to review their risk of type 2 diabetes\u003c\/li\u003e\n\u003cli\u003eHave previously been told they have prediabetes or non diabetic hyperglycaemia\u003c\/li\u003e\n\u003cli\u003eHave a family history of type 2 diabetes\u003c\/li\u003e\n\u003cli\u003eHave overweight, obesity, high blood pressure or cardiovascular risk factors\u003c\/li\u003e\n\u003cli\u003eHave symptoms such as thirst, frequent urination or unexplained tiredness and have also arranged clinical advice\u003c\/li\u003e\n\u003cli\u003eHave diagnosed diabetes and have been advised to monitor HbA1c\u003c\/li\u003e\n\u003cli\u003eWant to compare a result after sustained treatment or lifestyle changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuspected type 1 diabetes, pregnancy, recent childbirth, acute illness, rapidly developing symptoms and several red blood cell conditions require a different or additional testing approach.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section\"\u003e\n\u003ch3\u003eWhen HbA1c may be unsuitable or misleading\u003c\/h3\u003e\n\u003cdiv class=\"db_table_wrap\"\u003e\n\u003ctable class=\"db_table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSituation\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eWhy it matters\u003c\/th\u003e\n\u003cth scope=\"col\"\u003ePossible alternative\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuspected type 1 diabetes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlucose and ketones can rise rapidly before HbA1c fully reflects the change.\u003c\/td\u003e\n\u003ctd\u003eUrgent current glucose and ketone testing with clinical assessment.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePregnancy or within two months after birth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHbA1c is not the standard diagnostic test for gestational diabetes.\u003c\/td\u003e\n\u003ctd\u003eTesting directed by the maternity or diabetes team.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRecent blood loss or transfusion\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThe age and source of red blood cells changes, making the average misleading.\u003c\/td\u003e\n\u003ctd\u003eGlucose based testing until HbA1c becomes reliable again.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnaemia or haemolysis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAltered red blood cell lifespan may falsely raise or lower HbA1c.\u003c\/td\u003e\n\u003ctd\u003eFull blood count, clinical review and glucose based tests.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHaemoglobin variant\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSickle cell disease, thalassaemia and other variants may affect the result or assay.\u003c\/td\u003e\n\u003ctd\u003eA laboratory method appropriate for the variant or another glucose marker.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRapid medicine related glucose rise\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSteroids and some antipsychotics may change glucose faster than HbA1c responds.\u003c\/td\u003e\n\u003ctd\u003eCurrent glucose monitoring and clinician directed follow up.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRecent acute illness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIllness may temporarily raise glucose and change the immediate clinical priority.\u003c\/td\u003e\n\u003ctd\u003eCurrent glucose testing and repeat assessment after recovery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section\"\u003e\n\u003ch3\u003eHow the home diabetes test kit works\u003c\/h3\u003e\n\u003cdiv class=\"db_steps\"\u003e\n\u003cdiv class=\"db_step\"\u003e\n\u003cspan class=\"db_step_number\"\u003e1\u003c\/span\u003e\n\u003ch4\u003eCheck suitability\u003c\/h4\u003e\n\u003cp\u003eReview pregnancy, symptoms, medicines, anaemia, blood disorders and recent transfusion guidance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_step\"\u003e\n\u003cspan class=\"db_step_number\"\u003e2\u003c\/span\u003e\n\u003ch4\u003eCollect and return\u003c\/h4\u003e\n\u003cp\u003eCollect capillary blood into the supplied microtainer and return it using the provided packaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_step\"\u003e\n\u003cspan class=\"db_step_number\"\u003e3\u003c\/span\u003e\n\u003ch4\u003eReview clinically\u003c\/h4\u003e\n\u003cp\u003eUse the numerical HbA1c result with symptoms, history, medicines and any previous glucose results.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section\"\u003e\n\u003ch3\u003ePreparing for the test\u003c\/h3\u003e\n\u003cdiv class=\"db_table_wrap\"\u003e\n\u003ctable class=\"db_table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003ePreparation\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eWhat to do\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFasting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFasting is not required. Eat and drink normally unless another ordered test has different instructions.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMedicines\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTake prescribed medicines as directed. Record diabetes medicines, insulin, steroids, antipsychotics and recent treatment changes.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePregnancy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDo not use this test to diagnose gestational diabetes. Follow maternity team advice.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlood conditions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDeclare anaemia, sickle cell disease, thalassaemia or another haemoglobin disorder.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransfusion or blood loss\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRecord recent transfusion, surgery, major bleeding, blood donation or haemolysis.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAcute symptoms\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSeek urgent assessment rather than waiting for this result when symptoms are severe or rapidly developing.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section\"\u003e\n\u003ch3\u003eUnderstanding your HbA1c result\u003c\/h3\u003e\n\u003cp\u003eThe numerical result and laboratory comment take priority. Diagnostic categories for someone without known diabetes are not the same as personalised treatment targets for someone already diagnosed.\u003c\/p\u003e\n\u003cdiv class=\"db_table_wrap\"\u003e\n\u003ctable class=\"db_table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eResult category\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eWhat it may mean\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eWhat to do\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"db_status db_low\"\u003eLow\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eA low HbA1c may represent low average glucose, but it can also be caused by recent blood loss, haemolysis, transfusion, pregnancy or another factor that shortens red blood cell survival.\u003c\/td\u003e\n\u003ctd\u003eDiscuss an unexpected low result with a clinician rather than assuming it is automatically reassuring.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"db_status db_normal\"\u003eBelow high risk range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBelow 42 mmol\/mol is generally below the UK prediabetes range for someone without diagnosed diabetes.\u003c\/td\u003e\n\u003ctd\u003eA low risk result does not exclude diabetes where symptoms, suspected type 1 diabetes or a very high clinical risk is present.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"db_status db_info\"\u003ePrediabetes range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eAn HbA1c of 42 to 47 mmol\/mol indicates non diabetic hyperglycaemia, often called prediabetes, and a higher future risk of type 2 diabetes.\u003c\/td\u003e\n\u003ctd\u003eArrange GP review for risk assessment, lifestyle support and an appropriate monitoring plan.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"db_status db_high\"\u003eDiabetes range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eAn HbA1c of 48 mmol\/mol or above is within the diagnostic range for diabetes when the test is suitable for diagnosis.\u003c\/td\u003e\n\u003ctd\u003eSeek prompt clinical review. If you do not have symptoms, a second qualifying blood test is usually needed before diagnosis.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"db_status db_info\"\u003eKnown diabetes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eFor someone already diagnosed, the result is compared with an individual treatment target rather than classified simply as normal or diabetic.\u003c\/td\u003e\n\u003ctd\u003eDiscuss the result with the diabetes team before changing food, medicines or insulin.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"db_status db_critical\"\u003eMarkedly high\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eA very high HbA1c suggests sustained hyperglycaemia but does not show the current glucose or ketone level.\u003c\/td\u003e\n\u003ctd\u003eArrange prompt clinical review. Seek urgent help immediately if vomiting, abdominal pain, deep breathing, dehydration, confusion or drowsiness is present.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_notice\"\u003e\n\u003cstrong\u003eConfirmation and context\u003c\/strong\u003e\n\u003cp\u003eAn asymptomatic person with an HbA1c of 48 mmol\/mol or above usually needs a second qualifying test. A result below 48 mmol\/mol does not exclude diabetes diagnosed using glucose testing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section\"\u003e\n\u003ch3\u003eHbA1c monitoring for people with diabetes\u003c\/h3\u003e\n\u003cdiv class=\"db_table_wrap\"\u003e\n\u003ctable class=\"db_table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eMonitoring point\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eWhy it matters\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePersonal target\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTargets depend on diabetes type, medicines, hypoglycaemia risk, age, pregnancy, complications and personal priorities.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThree to six month review\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTesting is commonly repeated every three to six months depending on stability, treatment and whether the target is being met.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent glucose still matters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHbA1c cannot show daily variability, nocturnal hypoglycaemia or current glucose and ketone levels.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDo not alter treatment alone\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMedicine and insulin changes should be agreed with the diabetes team, especially where hypoglycaemia is possible.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection id=\"content-standards\" class=\"db_section\"\u003e\n\u003cp class=\"db_eyebrow\"\u003eEvidence and content standards\u003c\/p\u003e\n\u003ch3\u003eHow this product information was fact checked\u003c\/h3\u003e\n\u003cp\u003eThis page was prepared from the supplied HbA1c product specification and checked against current NICE, NHS, Diabetes UK and UK laboratory guidance on diagnosis, confirmation, result ranges, monitoring and situations where HbA1c may be unsuitable.\u003c\/p\u003e\n\u003cdiv class=\"db_method_grid\"\u003e\n\u003cdiv class=\"db_method_item\"\u003e\n\u003cstrong\u003eProduct specification checked\u003c\/strong\u003e \u003cspan\u003eProduct type, capillary specimen, HbA1c biomarker, no fasting requirement and product code.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_method_item\"\u003e\n\u003cstrong\u003eUK clinical guidance checked\u003c\/strong\u003e \u003cspan\u003eNICE and NHS sources used for thresholds, confirmation, monitoring and urgent symptom guidance.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_method_item\"\u003e\n\u003cstrong\u003eDiagnostic limitations checked\u003c\/strong\u003e \u003cspan\u003ePregnancy, suspected type 1 diabetes, anaemia, haemoglobin variants, transfusion and rapid glucose change are explained.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_method_item\"\u003e\n\u003cstrong\u003eReview cycle\u003c\/strong\u003e \u003cspan\u003eReview at least annually and earlier when diabetes guidance, diagnostic thresholds or laboratory standards change.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection id=\"medical-review\" class=\"db_section\"\u003e\n\u003cp class=\"db_eyebrow\"\u003eClinical accountability\u003c\/p\u003e\n\u003ch3\u003eFact checked, medically reviewed and editorially overseen\u003c\/h3\u003e\n\u003cp\u003eThe review structure separates evidence and laboratory verification, metabolic medical review and patient facing editorial oversight. This page does not replace an individual assessment by a GP or diabetes specialist.\u003c\/p\u003e\n\u003cdiv class=\"db_review_grid\"\u003e\n\u003carticle class=\"db_review_card\"\u003e\n\u003cdiv class=\"db_review_card_top\"\u003e\n\u003cdiv role=\"img\" class=\"db_review_avatar db_review_avatar_veronika\" aria-label=\"Portrait of Veronika Matutyte\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"db_review_label\"\u003eFact checked by\u003c\/span\u003e\n\u003ch4 class=\"db_review_name\"\u003eVeronika Matutyte\u003c\/h4\u003e\n\u003cp class=\"db_review_title\"\u003eMedical Doctor and Healthcare Management Expert\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"db_review_scope\"\u003eChecked laboratory pathway wording, diagnostic thresholds, confirmation requirements, exclusions and urgent safety guidance.\u003c\/p\u003e\n\u003ca href=\"https:\/\/ht10f0-c0.myshopify.com\/pages\/veronika-matutyte-medical-doctor-and-healthcare-management-expert\" class=\"db_review_link\"\u003eView professional profile\u003c\/a\u003e\u003c\/article\u003e\n\u003carticle class=\"db_review_card\"\u003e\n\u003cdiv class=\"db_review_card_top\"\u003e\n\u003cdiv role=\"img\" class=\"db_review_avatar db_review_avatar_rimas\" aria-label=\"Portrait of Dr Rimas Geiga\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"db_review_label\"\u003eMedically reviewed by\u003c\/span\u003e\n\u003ch4 class=\"db_review_name\"\u003eDr Rimas Geiga\u003c\/h4\u003e\n\u003cp class=\"db_review_title\"\u003eMedical Doctor, Nutritional Sciences Adviser and Healthy Ageing Expert\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"db_review_scope\"\u003eReviewed diabetes risk, longer term glucose control, metabolic health, treatment targets and responsible lifestyle context.\u003c\/p\u003e\n\u003ca href=\"https:\/\/ht10f0-c0.myshopify.com\/pages\/dr-rimas-geiga-medical-doctor-nutritional-sciences-adviser-and-healthy-ageing-expert\" class=\"db_review_link\"\u003eView professional profile\u003c\/a\u003e\u003c\/article\u003e\n\u003carticle class=\"db_review_card\"\u003e\n\u003cdiv class=\"db_review_card_top\"\u003e\n\u003cdiv role=\"img\" class=\"db_review_avatar db_review_avatar_snieguole\" aria-label=\"Portrait of Dr Snieguole Geige\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"db_review_label\"\u003eClinical and editorial oversight\u003c\/span\u003e\n\u003ch4 class=\"db_review_name\"\u003eDr Snieguole Geige\u003c\/h4\u003e\n\u003cp class=\"db_review_title\"\u003eDentist, Medical Doctor and Senior Adviser\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"db_review_scope\"\u003eReviewed patient facing clarity, symptom escalation, diagnostic boundaries and the distinction between screening, confirmation and monitoring.\u003c\/p\u003e\n\u003ca href=\"https:\/\/ht10f0-c0.myshopify.com\/pages\/dr-snieguole-geige-dentist-medical-doctor-and-senior-adviser\" class=\"db_review_link\"\u003eView professional profile\u003c\/a\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"db_review_meta\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEvidence checked\u003c\/strong\u003e \u003cspan\u003e26 July 2026\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMedical review date\u003c\/strong\u003e \u003cspan\u003e26 July 2026\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eNext scheduled review\u003c\/strong\u003e \u003cspan\u003eBy 26 July 2027 or earlier when UK guidance changes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"db_board_link\"\u003e\u003ca href=\"https:\/\/ht10f0-c0.myshopify.com\/pages\/medical-advisory-board\"\u003eMeet the Grace Belgravia Medical Advisory Board\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section db_sources\"\u003e\n\u003cp class=\"db_eyebrow\"\u003eAuthoritative references\u003c\/p\u003e\n\u003ch3\u003eUK diabetes and HbA1c information\u003c\/h3\u003e\n\u003cdetails\u003e\n\u003csummary\u003eView NICE, NHS and Diabetes UK sources\u003c\/summary\u003e\n\u003cdiv class=\"db_sources_body\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.nice.org.uk\/guidance\/ph38\/chapter\/recommendations\"\u003eNICE type 2 diabetes prevention and diagnostic confirmation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cks.nice.org.uk\/topics\/diabetes-type-2\/diagnosis\/diagnosis-in-adults\/\"\u003eNICE adult type 2 diabetes diagnosis and HbA1c exclusions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.nice.org.uk\/guidance\/ng28\/chapter\/Blood-glucose-management\"\u003eNICE type 2 diabetes blood glucose management\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.diabetes.org.uk\/about-diabetes\/looking-after-diabetes\/hba1c\"\u003eDiabetes UK guide to HbA1c\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.diabetes.org.uk\/for-professionals\/improving-care\/clinical-recommendations-for-professionals\/diagnosis-ongoing-management-monitoring\/new_diagnostic_criteria_for_diabetes\"\u003eDiabetes UK diagnostic criteria\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.diabetes.org.uk\/about-diabetes\/test-for-diabetes\"\u003eDiabetes UK testing and home test limitations\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.gloshospitals.nhs.uk\/our-services\/services-we-offer\/pathology\/tests-and-investigations\/haemoglobin-a1c-hba1c\/\"\u003eNHS HbA1c laboratory interpretation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/labtestsonline.org.uk\/tests\/hba1c-test\"\u003eAssociation for Laboratory Medicine HbA1c information\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.ukas.com\/accreditation\/standards\/medical-laboratory-accreditation\/\"\u003eUKAS medical laboratory accreditation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.cqc.org.uk\/guidance-regulation\/providers\/registration\/scope-registration\/regulated-activities\/diagnostic-and-screening-procedures\"\u003eCQC diagnostic and screening services guidance\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_section db_faq\"\u003e\n\u003cp class=\"db_eyebrow\"\u003eSearch led questions\u003c\/p\u003e\n\u003ch3\u003eHome diabetes and prediabetes test FAQs\u003c\/h3\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I test for diabetes at home?\u003c\/summary\u003e\n\u003cp\u003eYou can collect a capillary blood sample at home for laboratory HbA1c analysis. The result may support screening or monitoring, but it should be interpreted by a healthcare professional and may need confirmation before diabetes is diagnosed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat does an HbA1c blood test measure?\u003c\/summary\u003e\n\u003cp\u003eHbA1c measures glycated haemoglobin and reflects average blood glucose over roughly the previous two to three months. It does not show your blood sugar at the exact moment of testing.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between HbA1c and a finger prick glucose test?\u003c\/summary\u003e\n\u003cp\u003eHbA1c reflects average glucose over several weeks. A glucose meter gives a current snapshot that can change with food, exercise, stress, illness and medicines.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need to fast for an HbA1c test?\u003c\/summary\u003e\n\u003cp\u003eNo. Fasting is not required for HbA1c on its own. Follow the kit instructions and maintain your usual food, drink and medicine routine unless a clinician advises otherwise.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat HbA1c result is considered normal in the UK?\u003c\/summary\u003e\n\u003cp\u003eFor someone without diagnosed diabetes, an HbA1c below 42 mmol\/mol is generally considered below the high risk range. Symptoms or very high clinical risk may still require glucose testing.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat HbA1c result indicates prediabetes?\u003c\/summary\u003e\n\u003cp\u003eAn HbA1c from 42 to 47 mmol\/mol is commonly described in the UK as non diabetic hyperglycaemia or prediabetes and indicates increased risk of developing type 2 diabetes.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat HbA1c result indicates diabetes?\u003c\/summary\u003e\n\u003cp\u003eAn HbA1c of 48 mmol\/mol or above is within the diagnostic range for diabetes. In someone without symptoms, a second qualifying blood test is usually required before diagnosis.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan one home HbA1c result diagnose diabetes?\u003c\/summary\u003e\n\u003cp\u003eNot safely in every situation. A laboratory result at or above the diagnostic threshold requires clinical review, and an asymptomatic person usually needs confirmation with a second blood test.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan a normal HbA1c rule out diabetes?\u003c\/summary\u003e\n\u003cp\u003eNo. HbA1c below 48 mmol\/mol does not exclude diabetes diagnosed using glucose tests. People with symptoms, suspected type 1 diabetes or very high clinical risk need prompt clinical assessment.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan HbA1c diagnose type 1 diabetes?\u003c\/summary\u003e\n\u003cp\u003eHbA1c should not be relied on to diagnose suspected type 1 diabetes. Symptoms can develop rapidly and require urgent same day glucose and ketone assessment.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan HbA1c be used during pregnancy?\u003c\/summary\u003e\n\u003cp\u003eHbA1c is not the standard test for diagnosing gestational diabetes and should not be used to diagnose diabetes during pregnancy or within two months after birth. Follow maternity or diabetes team advice.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan anaemia affect HbA1c?\u003c\/summary\u003e\n\u003cp\u003eYes. Iron deficiency, haemolytic anaemia and other conditions affecting red blood cells can make HbA1c misleadingly high or low. A clinician may request a full blood count or glucose based test.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan a blood transfusion affect HbA1c?\u003c\/summary\u003e\n\u003cp\u003eYes. Recent transfusion, major blood loss or conditions that shorten red blood cell survival can make HbA1c unreliable. Tell the laboratory and clinician before interpretation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan haemoglobin variants affect HbA1c?\u003c\/summary\u003e\n\u003cp\u003eYes. Sickle cell disease, thalassaemia and other haemoglobin variants may alter the result or interfere with some assay methods. The laboratory should be told about any known blood disorder.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan steroids or other medicines affect HbA1c?\u003c\/summary\u003e\n\u003cp\u003eSteroids and some antipsychotic medicines can raise glucose quickly. HbA1c may not reflect a recent rapid change, so a current glucose test may also be required.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat does a low HbA1c result mean?\u003c\/summary\u003e\n\u003cp\u003eA low result may reflect genuinely low average glucose, but it can also occur with recent blood loss, haemolysis, transfusion, pregnancy or another condition that shortens red blood cell survival.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is a good HbA1c target for someone with diabetes?\u003c\/summary\u003e\n\u003cp\u003eTargets are personalised. NICE commonly uses 48 mmol\/mol for some adults managed without medicines that cause hypoglycaemia and 53 mmol\/mol for some adults taking medicines that can cause it, but the healthcare team may set a different target.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow often should HbA1c be checked?\u003c\/summary\u003e\n\u003cp\u003ePeople with diabetes are commonly tested every three to six months depending on treatment, stability and whether targets are being met. People with prediabetes may be monitored at intervals recommended by their GP.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen are diabetes symptoms urgent?\u003c\/summary\u003e\n\u003cp\u003eSeek urgent help for vomiting, abdominal pain, deep or rapid breathing, fruity smelling breath, severe dehydration, confusion, drowsiness or collapse, especially with intense thirst, frequent urination or rapid weight loss.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre the laboratories UKAS accredited and CQC registered?\u003c\/summary\u003e\n\u003cp\u003eSamples are processed through UKAS accredited laboratories within a CQC registered diagnostic pathway. Collection equipment is UKCA and CE marked and supported by an ISO 13485 quality management framework.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection class=\"db_footer_note\"\u003e\n\u003ch3\u003eMedical guidance\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHbA1c reflects longer term glucose and cannot show an acute emergency.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSeek urgent help for vomiting, abdominal pain, deep or rapid breathing, fruity smelling breath, severe dehydration, confusion, drowsiness or collapse, especially with intense thirst, frequent urination or rapid weight loss.\u003c\/p\u003e\n\u003cp\u003eShare a result in the prediabetes or diabetes range with a GP. Do not start, stop or change diabetes medicines or insulin on the basis of this result alone.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/article\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":54410451288403,"sku":"486-diabetespre-diabete","price":79.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1088\/7918\/4211\/files\/Home_Diabetes_Test_Kit_UK_-_Prediabetes_Blood_Test.png?v=1785154389","url":"https:\/\/gracebelgravia.com\/products\/diabetes-pre-diabetes-test","provider":"Grace Belgravia","version":"1.0","type":"link"}