{"title":"Everyday health","description":"\u003cp\u003eOur range of everyday wellness self-testing kits provide you with a simple, quick, and affordable means for reliable preliminary screening of common physiological biomarkers at home. Most tests give a result in 10 minutes or less.\u003c\/p\u003e\n\u003cp\u003eAll SELFCHECK medical tests are CE marked specifically for self-testing at home.\u003c\/p\u003e\n\u003cp\u003eA self-test result by itself is not a diagnosis. Do not delay speaking with your GP if you are concerned about your symptoms.\u003c\/p\u003e","products":[{"product_id":"selfcheck-multi-drug-test-kit","title":"6-Panel Multi-Drug Test Kit | Screens for Cannabis, Cocaine \u0026 More | Results in 5 Minutes","description":"\u003cp\u003eThis comprehensive 6-panel urine test kit allows you to quickly and safely screen for the presence of six common drugs at home in 5 minutes.\u003c\/p\u003e\n\u003ch2\u003eScreens for 6 Common Drugs\u003c\/h2\u003e\n\u003cp\u003eDetects Cannabis (THC), Cocaine (COC), Opiates (OPI), Amphetamines (AMP), Methamphetamines (MET, including Ecstasy), and Benzodiazepines (BZO).\u003c\/p\u003e\n\u003ch3\u003eFast Results in 5 Minutes\u003c\/h3\u003e\n\u003cp\u003eGet clear positive or negative indications for each drug group quickly.\u003c\/p\u003e\n\u003ch3\u003eSimple \u0026amp; Easy to Use\u003c\/h3\u003e\n\u003cp\u003eA single-step urine test suitable for home, workplace, or personal use – no additional equipment needed.\u003c\/p\u003e\n\u003ch3\u003eDiscrete UK Delivery\u003c\/h3\u003e\n\u003cp\u003eDelivered in plain packaging for your privacy. Order before 2pm Monday to Friday for same day dispatch. FREE delivery on UK orders over £30.\u003c\/p\u003e\n\u003ch2\u003eDrug screening test basics\u003c\/h2\u003e\n\u003cp\u003eThe SELFCHECK kit is designed to provide clear, individual results for six distinct drug categories frequently tested for in the UK:\u003c\/p\u003e\n\u003ch4\u003eCannabis (THC)\u003c\/h4\u003e\n\u003cp\u003eDetects metabolites of Marijuana and Hashish. Commonly detectable for 1-7 days in occasional users, but can be much longer (weeks to a month or more) in chronic or heavy users due to storage in fat cells.\u003c\/p\u003e\n\u003ch4\u003eCocaine (COC)\u003c\/h4\u003e\n\u003cp\u003eScreens for Cocaine and its primary metabolite, Benzoylecgonine. Typically detectable for 2-4 days after use.\u003c\/p\u003e\n\u003ch4\u003eOpiates (OPI)\u003c\/h4\u003e\n\u003cp\u003eIdentifies common opiates such as Heroin, Morphine, and Codeine. Generally detectable for 2-5 days after use.\u003c\/p\u003e\n\u003ch4\u003eAmphetamines (AMP)\u003c\/h4\u003e\n\u003cp\u003eDetects Amphetamine-type stimulants (e.g., Speed). Usually detectable for 2-4 days after use.\u003c\/p\u003e\n\u003ch4\u003eMethamphetamines (MET)\u003c\/h4\u003e\n\u003cp\u003eIncludes Methamphetamine and related substances like MDMA (Ecstasy). Typically detectable for 2-5 days after use.\u003c\/p\u003e\n\u003ch4\u003eBenzodiazepines (BZO)\u003c\/h4\u003e\n\u003cp\u003eScreens for a class of prescription drugs often misused, such as Diazepam, Lorazepam, and Alprazolam. Detection times vary significantly depending on the specific Benzodiazepine and frequency of use, ranging from a few days up to several weeks.\u003c\/p\u003e\n\u003ch2\u003eInterpreting Your Multi-Drug Test Results\u003c\/h2\u003e\n\u003cp\u003eEach drug has a specific cutoff level (concentration threshold) that must be met or exceeded for a presumptive positive result. Our test uses standard screening cutoff levels aligned with common practice.\u003c\/p\u003e\n\u003cp\u003eA detailed instruction leaflet in plain English and easy to follow illustrations is included with each kit to guide you through the process.\u003c\/p\u003e\n\u003cp\u003eEach drug on the panel has its own result window with a Control line (C) and a Test line (T).\u003c\/p\u003e\n\u003ch3\u003eNegative Result\u003c\/h3\u003e\n\u003cp\u003eTwo coloured lines appear: one in the Control zone (C) and one in the Test zone (T). The intensity of the Test line (T) may vary; any visible line in the Test zone, no matter how faint, indicates a negative result for that specific drug. This means the drug was not detected above the test's cutoff level.\u003c\/p\u003e\n\u003ch3\u003ePositive Result\u003c\/h3\u003e\n\u003cp\u003eOne coloured line appears only in the Control zone (C). No coloured line appears in the Test zone (T). This is a presumptive positive result for that specific drug, indicating the drug was detected at or above the test's cutoff level.\u003c\/p\u003e\n\u003cp\u003eInterpret each individual drug panel separately to understand the result for each substance tested.\u003c\/p\u003e\n\u003ch2\u003eImportant considerations and follow-up\u003c\/h2\u003e\n\u003cp\u003eHome drug test kits provide a valuable initial screening, but it's important to remember:\u003c\/p\u003e\n\u003ch3\u003eConfirmation is recommended\u003c\/h3\u003e\n\u003cp\u003eA presumptive positive result from a home screening test should ideally be confirmed by a laboratory using methods like GC\/MS (Gas Chromatography\/Mass Spectrometry) for legal or significant personal decisions.\u003c\/p\u003e\n\u003ch3\u003eDetection windows vary\u003c\/h3\u003e\n\u003cp\u003eThe times listed are estimates. Many factors influence how long drugs stay in a person's system.\u003c\/p\u003e\n\u003ch3\u003eExternal factors,\u003c\/h3\u003e\n\u003cp\u003eCertain medications or substances can potentially interfere with test results.\u003c\/p\u003e\n\u003cp\u003eIf you obtain a positive result with a screening test or have concerns about drug use, we strongly recommend seeking professional advice. For parents, this might involve speaking to a healthcare professional or a support organisation. For employers, follow your established drug and alcohol policy and consider laboratory confirmation.\u003c\/p\u003e","brand":"SELFCheck","offers":[{"title":"Default Title","offer_id":31124961493044,"sku":"SCMDT1","price":10.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0272\/1978\/7828\/files\/SELFCHECKMulti-DrugTest.png?v=1682413889"},{"product_id":"selfcheck-thyroid-tsh-test-kit","title":"Thyroid Test (TSH) | Results in 10 Minutes","description":"\u003ch2\u003eIntended use\u003c\/h2\u003e\n\u003cp\u003eThe SELFCHECK Thyroid Health Test is registered with MHRA as a CE certified, in-vitro diagnostic medical device for self-testing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFinger-prick blood test\u003c\/li\u003e\n\u003cli\u003eSafe and easy to use\u003c\/li\u003e\n\u003cli\u003eResults at home in minutes\u003c\/li\u003e\n\u003cli\u003eCE certified for self-test use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eContains 1 test.\u003c\/p\u003e\n\u003cp\u003eThe test is a manual, qualitative, immunochromatographic (lateral flow), self-test for the immunological detection of thyroid stimulating hormone (TSH) in a finger prick whole blood sample. The test is designed for use at home by members of the public to check for TSH.\u003c\/p\u003e\n\u003ch3\u003eGeneral information\u003c\/h3\u003e\n\u003cp\u003eThe SELFCHECK Thyroid Health Test is a preliminary test to indicate if the level of thyroid stimulating hormone (TSH) in your blood is in the normal range or raised. TSH is secreted from the pituitary gland and regulates the function of the thyroid. A higher than normal TSH level can be an indicator of an under active thyroid gland and this is why doctors will often request a measurement of your blood TSH levels. If you have symptoms, or are anxious about your health, always speak with your doctor.\u003c\/p\u003e\n\u003ch3\u003eTime to result\u003c\/h3\u003e\n\u003cp\u003eThe test gives a result in 10 minutes at home.\u003c\/p\u003e\n\u003ch3\u003eWarnings\u003c\/h3\u003e\n\u003cp\u003eA test for a single biomarker, such as TSH, is not a diagnosis.\u003c\/p\u003e\n\u003cp\u003eNot following the instructions exactly as written in the instructions for use may cause a false positive or false negative result.\u003c\/p\u003e\n\u003cp\u003eDo not change your medication, diet or lifestyle solely on the basis of a self-test - always discuss your result with an appropriate healthcare professional first.\u003c\/p\u003e\n\u003cp\u003eTSH is just one of several thyroid markers used by doctors to confirm an under active thyroid gland (hypothyroidism). This test should not be used if you are undergoing hormone treatment for thyroid problems.\u003c\/p\u003e\n\u003cp\u003eWhether you have a positive or negative result, always speak with your doctor if you are concerned about your symptoms.\u003c\/p\u003e\n\u003ch3\u003eAccuracy\u003c\/h3\u003e\n\u003cp\u003eThis test has a cut-off of 5 µIU\/mL of TSH for a positive result and is calibrated to the WHO 181\/565 international standard. The test has an overall agreement of 99.2%, sensitivity of 100%, and specificity of 98.2% with laboratory tests for TSH. Although this test is reliable for the detection of TSH, all medical tests can give false positive or false negative results.\u003c\/p\u003e\n\u003cp\u003eIMPORTANT: These figures refer to the agreement of the SELFCHECK test with laboratory TSH tests, and not to the accuracy of tests for the diagnosis of an underactive thyroid gland.\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\"\u003eFurther information\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003eGeneral information on thyroid disorders can be found at the \u003ca href=\"https:\/\/www.btf-thyroid.org\/thyroid-function-tests\" title=\"Information on thyroid tests from the British Thyroid Foundation\"\u003eBritish Thyroid Foundation\u003c\/a\u003e, the \u003ca href=\"https:\/\/www.nhs.uk\/conditions\/underactive-thyroid-hypothyroidism\/\" title=\"NHS information on an under-active thyroid\"\u003eNHS regarding underactive thyroid\u003c\/a\u003e, and Labtests online for information on \u003ca href=\"https:\/\/labtestsonline.org.uk\/tests\/thyroid-function-tests\" title=\"Labtests online information on thyroid function tests\"\u003ethyroid function\u003c\/a\u003e tests.\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\"\u003eInformation for health care professionals\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003ePrinciple, performance data, and regulatory information on the SELFCHECK Thyroid Health Test for \u003ca href=\"https:\/\/selfcheckmedical.com\/pages\/selfcheck-thyroid-health-test-data-sheet-for-hcps\" title=\"Information on the SELFCHECK Thyroid Health (TSH) Test for healthcare professionals\"\u003ehealth care professionals\u003c\/a\u003e\u003ca href=\"https:\/\/selfcheckmedical.com\/pages\/selfcheck-prostate-health-test-health-care-professionals\" title=\"Information on the SELFCHECK Thyroid Health (TSH) Test for healthcare professionals\"\u003e\u003c\/a\u003e.\u003ca title=\"British Thyroid Foundation website accessed 16th July 2025\" href=\"https:\/\/www.btf-thyroid.org\/thyroid-function-tests\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eRevision 14th April 2026\u003c\/p\u003e","brand":"SELFCheck","offers":[{"title":"Default Title","offer_id":31353089392692,"sku":"SCTSH1","price":15.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0272\/1978\/7828\/files\/SCThyroidHealth2024.png?v=1704980293"},{"product_id":"iron-deficiency-symptoms","title":"Iron Deficiency Test (Ferritin) | Finger-Prick Blood Test | Results in 10 Minutes","description":"\u003ch2\u003eIntended use\u003c\/h2\u003e\n\u003cp\u003eThe SELFCHECK Iron Level Test is registered with MHRA as a CE certified, in-vitro diagnostic medical device for self-testing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFinger-prick blood test\u003c\/li\u003e\n\u003cli\u003eSafe and easy to use\u003c\/li\u003e\n\u003cli\u003eResults at home in minutes\u003c\/li\u003e\n\u003cli\u003eCE certified for self-test use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eContains 1 test.\u003c\/p\u003e\n\u003cp\u003eThe test is a manual, qualitative, immunochromatographic (lateral flow), self-test for the immunological detection of ferritin in a finger prick whole blood sample. The test is designed for use at home by members of the public to check for potential iron deficiency.\u003c\/p\u003e\n\u003ch3\u003eGeneral information\u003c\/h3\u003e\n\u003cp\u003eIron deficiency anaemia is a common and significant health issue worldwide, particularly affecting women of childbearing age and pregnant women. It happens when the body doesn't have enough healthy red blood cells, and lower levels of haemoglobin.\u003c\/p\u003e\n\u003cp\u003eHaemoglobin is the vital protein that carries oxygen around the body, and iron is a key component of it. Common signs of iron deficiency can include headaches, feeling tired, heart palpitations, and hair loss. While a full blood count is often used, measuring ferritin levels provides a straightforward and reliable way to identify iron deficiency anaemia. Ferritin is a protein that stores iron, and low levels may indicate reduced iron levels in the body.\u003c\/p\u003e\n\u003cp\u003eA reduction in iron levels can occur for many reasons including, during pregnancy, periods of rapid growth, insufficient iron in your diet, poor absorption of iron, blood loss, menstruation, abnormal bleeding, or ulcers. Knowing you have a low iron level can help you seek advice from your doctor to reduce the risks of long-term health problems associated with iron deficiency anaemia.\u003c\/p\u003e\n\u003ch3\u003eTime to result\u003c\/h3\u003e\n\u003cp\u003eThe test gives a result in 10 minutes at home.\u003c\/p\u003e\n\u003ch3\u003eWarnings\u003c\/h3\u003e\n\u003cp\u003eA test for a single biomarker, such as ferritin, is not a diagnosis.\u003c\/p\u003e\n\u003cp\u003eNot following the instructions exactly as written in the instructions for use may cause a false positive or false negative result.\u003c\/p\u003e\n\u003cp\u003eDo not change your medication, diet or lifestyle solely on the basis of a self-test - always discuss your result with an appropriate healthcare professional first.\u003c\/p\u003e\n\u003cp\u003eThis test is unsuitable if you have been diagnosed with \u003ca href=\"https:\/\/www.nhs.uk\/conditions\/haemochromatosis\/\" title=\"NHS information on haemochromatosis\"\u003ehaemochromatosis\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eAccuracy\u003c\/h3\u003e\n\u003cp\u003eThis test has a cut-off of 20 ng\/mL of ferritin for a positive result and is calibrated to the WHO 19\/118 international standard. The test has an overall agreement of 98% (92.58-100%)* sensitivity of 100%, and specificity of 92.6% with laboratory tests for ferritin. Although this test is reliable for the detection of ferritin, all medical tests can give false positive or false negative results.\u003c\/p\u003e\n\u003cp\u003eIMPORTANT: These figures refer to the agreement of the SELFCHECK test with laboratory ferritin tests, and not to the accuracy of tests for the diagnosis of iron deficiency anaemia.\u003c\/p\u003e\n\u003cp\u003e*95% confidence interval.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eFurther information\u003c\/h3\u003e\n\u003cp\u003eFurther information on iron deficiency anaemia from the NHS \u003ca href=\"https:\/\/www.nhs.uk\/conditions\/iron-deficiency-anaemia\/\" title=\"Information from the NHS on iron deficiency anaemia\"\u003ehttps:\/\/www.nhs.uk\/conditions\/iron-deficiency-anaemia\/\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\"\u003eInformation for health care professionals\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003ePrinciple, performance data, and regulatory information on the SELFCHECK Iron Level Test for \u003ca href=\"https:\/\/selfcheckmedical.com\/pages\/selfcheck-iron-level-test-data-sheet-for-hcps\" title=\"Information on the SELFCHECK Iron Level (Ferritin) Test for healthcare professionals\"\u003ehealth care professionals\u003c\/a\u003e\u003ca href=\"https:\/\/selfcheckmedical.com\/pages\/selfcheck-lyme-disease-test-data-sheet-for-hcps\" title=\"Information on the SELFCHECK Lyme Disease Test for healthcare professionals\"\u003e\u003c\/a\u003e.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cem\u003eRevised 14th April 2026.\u003c\/em\u003e\u003c\/p\u003e","brand":"SELFCHECK","offers":[{"title":"Default Title","offer_id":39430535643188,"sku":"SCFER1","price":15.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0272\/1978\/7828\/files\/SCIRONFOP.png?v=1720552131"},{"product_id":"selfcheck-liver-health-test","title":"Liver Health Test | ALT \u0026 AST Liver Function Enzymes | Results in 10 Minutes","description":"\u003ch2\u003eIntended use\u003c\/h2\u003e\n\u003cp\u003eThe SELFCHECK Liver Health Test is registered with MHRA as a CE certified, in-vitro diagnostic medical device for self-testing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFinger-prick blood test\u003c\/li\u003e\n\u003cli\u003eSafe and easy to use\u003c\/li\u003e\n\u003cli\u003eResults at home in minutes\u003c\/li\u003e\n\u003cli\u003eCE certified for self-test use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eContains 1 test.\u003c\/p\u003e\n\u003cp\u003eThe test is a manual, qualitative, immunochromatographic (lateral flow), self-test for the immunological detection of two liver function enzymes, alanine transaminase (ALT) and aspartate transaminase (AST) in a finger prick whole blood sample. The test is for use at home by members of the public for checking the physiological status of the liver.\u003c\/p\u003e\n\u003ch3\u003eGeneral information\u003c\/h3\u003e\n\u003cp\u003eLiver disease is almost entirely preventable, with the main risk factors being alcohol consumption, obesity, and hepatitis. The liver is the body's second-largest organ and plays a vital role in maintaining good health, by:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRemoving toxins, such as drugs and alcohol from the body\u003c\/li\u003e\n\u003cli\u003eProducing bile which helps with the digestion of fats\u003c\/li\u003e\n\u003cli\u003eHelping to fight infections\u003c\/li\u003e\n\u003cli\u003eControlling cholesterol levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLiver disease typically does not cause noticeable symptoms until it has progressed significantly and the liver has sustained damage. At this stage, symptoms may include loss of appetite, weight loss, and jaundice. Speak with your doctor if you have any symptoms of liver disease, or are concerned about your health.\u003c\/p\u003e\n\u003cp\u003eSome of the most common blood tests for liver function include the transaminase enzymes aspartate transaminase (AST) and alanine transaminase (ALT), which are released by the liver when it is damaged. Although ALT is found mainly in the liver, AST is less specific, as it can also be present in heart muscle and other tissues.\u003c\/p\u003e\n\u003ch3\u003eTime to result\u003c\/h3\u003e\n\u003cp\u003eThe test gives a result in 10 minutes at home.\u003c\/p\u003e\n\u003ch3\u003eWarnings\u003c\/h3\u003e\n\u003cp\u003eA test for biomarkers, such as ALT or AST is not a diagnosis. A negative result cannot rule-out liver disease.\u003c\/p\u003e\n\u003cp\u003eNot following the instructions exactly as written in the instructions for use may cause a false positive or false negative result.\u003c\/p\u003e\n\u003cp\u003eDo not change your medication, diet or lifestyle solely on the basis of a self-test - always discuss your result with an appropriate healthcare professional first.\u003c\/p\u003e\n\u003ch3\u003eAccuracy\u003c\/h3\u003e\n\u003cp\u003eThis test has a cut-off of 80 IU\/L of ALT\/AST for a positive result and is calibrated to the International Federation of Clinical Chemistry (IFCC) international reference method.\u003c\/p\u003e\n\u003cp\u003eThe test has an overall agreement of 95.83% (89.19 to 99.04)*, sensitivity of 98.36%, and specificity of 91.43% with laboratory tests for ALT\/AST. Although this test is reliable for the detection of these liver enzymes, all medical tests can give false positive or false negative results.\u003c\/p\u003e\n\u003cp\u003eIMPORTANT: These figures refer to the agreement of the SELFCHECK test with laboratory ALT\/AST tests, and not to the accuracy of tests for the diagnosis of liver disease.\u003c\/p\u003e\n\u003cp\u003e*95% confidence interval.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eFurther information\u003c\/h3\u003e\n\u003cp\u003eFurther information on the symptoms, diagnosis and treatment of \u003ca href=\"https:\/\/www.nhs.uk\/conditions\/liver-disease\/\" title=\"NHS information on liver disease\"\u003eliver disease\u003c\/a\u003e can be found on the NHS website.\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\"\u003eInformation for health care professionals\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003ePrinciple, performance data, and regulatory information on the SELFCHECK Liver Health Test for \u003ca href=\"https:\/\/selfcheckmedical.com\/pages\/selfcheck-liver-health-test-data-sheet-for-hcps\" title=\"Information on the SELFCHECK Liver Health (ALT\/AST) Test for healthcare professionals\"\u003ehealth care professionals\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eAlways speak to your doctor if you have symptoms of liver disease.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eRevised 14th April 2026.\u003c\/em\u003e\u003c\/p\u003e","brand":"SELFCHECK","offers":[{"title":"Default Title","offer_id":55118959640949,"sku":"SCENZ1","price":20.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0272\/1978\/7828\/files\/SELFCHECK_Liver_Health_Test_Kit.png?v=1743606040"},{"product_id":"selfcheck-lyme-disease-test","title":"Lyme Disease Test | Borrelia IgM Antibody Home Blood Test","description":"\u003ch2\u003eIntended use\u003c\/h2\u003e\n\u003cp\u003eThe SELFCHECK Lyme Disease Test is registered with MHRA as a CE certified, \u003cem\u003ein-vitro\u003c\/em\u003e diagnostic medical device for self-testing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFinger-prick blood test\u003c\/li\u003e\n\u003cli\u003eSafe and easy to use\u003c\/li\u003e\n\u003cli\u003eResults at home in minutes\u003c\/li\u003e\n\u003cli\u003eCE certified for self-test use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eContains 1 test.\u003c\/p\u003e\n\u003cp\u003eThe test is a manual, qualitative, immunochromatographic (lateral flow), self-test for the immunological detection of anti-\u003cem\u003eBorrelia\u003c\/em\u003e immunoglobulin M (IgM) antibodies in a finger prick whole blood sample. The test is intended for home use by the general public to detect IgM antibodies to \u003cem\u003eBorrelia\u003c\/em\u003e bacteria following a recent tick bite.\u003c\/p\u003e\n\u003ch3\u003eGeneral information\u003c\/h3\u003e\n\u003cp\u003eLyme disease is an infection caused by \u003cem\u003eBorrelia\u003c\/em\u003e bacteria, which are spread to humans by tick bites. Ticks are tiny spider-like creatures often found in UK woodlands, parks and gardens.\u003c\/p\u003e\n\u003cp\u003eIt can take the body two to four weeks to produce detectable levels of antibodies after a bite. IgM antibodies are produced first, which increase to a maximum level after about six weeks, but then begin to decline.\u003c\/p\u003e\n\u003cp\u003eOnce transmitted, \u003cem\u003eBorrelia\u003c\/em\u003e bacteria can affect the nervous system, potentially leading to severe neurological disorders. An infection can manifest as skin lesions and arthritis. A characteristic redness of the skin, accompanied by inflammation, may appear at the bite site within three to ten days, or even several weeks post-bite, and may be accompanied by fever.\u003c\/p\u003e\n\u003cp\u003eUpon \u003cem\u003eBorrelia\u003c\/em\u003e infection, the immune system elicits a response characterised by the production of specific antibodies in the blood stream. Immunoglobulin M (IgM), the initial antibody isotype to appear, is detectable within a two to six week post-infection window.\u003c\/p\u003e\n\u003cp\u003eLyme disease exhibits a triphasic progression. During the initial phase (two to four weeks), IgM antibodies are demonstrable in 40 to 60% of affected individuals. In the subsequent phase (four to six weeks post-initial phase), antibody detection rates increase to 70 to 90%. In the final phase, antibodies are typically present and readily detectable.\u003c\/p\u003e\n\u003cp\u003eIf diagnosis and treatment is delayed, some people may develop more severe symptoms months or years after being infected.\u003c\/p\u003e\n\u003ch3\u003eTime to result\u003c\/h3\u003e\n\u003cp\u003eThe test gives a result in 10 minutes at home.\u003c\/p\u003e\n\u003ch3\u003eWarnings\u003c\/h3\u003e\n\u003cp\u003eA test for a single biomarker, such as IgM anti-\u003cem\u003eBorrelia\u003c\/em\u003e antibodies, is not a diagnosis.\u003c\/p\u003e\n\u003cp\u003eDo not change your medication, diet or lifestyle solely on the basis of a self-test - always discuss your result with an appropriate healthcare professional first.\u003c\/p\u003e\n\u003cp\u003eNot following the instructions exactly as written in the instructions for use may cause a false positive or false negative result.\u003c\/p\u003e\n\u003cp\u003eIn the event of a positive result, this test does not determine the stage of illness.\u003c\/p\u003e\n\u003cp\u003eIgM antibody tests for \u003cem\u003eBorrelia\u003c\/em\u003e, whether performed at home with a self-testing kit, or by a hospital laboratory, have significant limitations due to frequent false positive results, including individuals who are sero-positive for cytomegalo-viruses (CMV), Epstein Barr virus, (EBV), herpes simplex virus (HSV), syphilis, leptospirosis, mononucleosis or autoimmune disorders. A self-test result for anti-\u003cem\u003eBorrelia\u003c\/em\u003e IgM antibodies by itself should be viewed with caution until it is followed up by a consultation with a doctor.\u003c\/p\u003e\n\u003cp\u003eWhether you have a positive or negative self-test result, you \u003cstrong\u003emust\u003c\/strong\u003e ask for an urgent GP appointment If you have symptoms of Lyme disease and think you may have been bitten by a tick.\u003c\/p\u003e\n\u003ch3\u003eAccuracy\u003c\/h3\u003e\n\u003cp\u003eThe test has an overall agreement of 89.19% (81.14-94.46)*, sensitivity of 89.09%, and specificity of 89.29% with laboratory tests for anti-\u003cem\u003eBorrelia\u003c\/em\u003e IgM antibodies. Although this test is reliable for the detection of anti-\u003cem\u003eBorrelia\u003c\/em\u003e IgM antibodies, all medical tests can give false positive or false negative results.\u003c\/p\u003e\n\u003cp\u003eIMPORTANT: These figures refer to the agreement of the SELFCHECK test with laboratory anti-\u003cem\u003eBorrelia\u003c\/em\u003e IgM antibody tests, and not to the accuracy of tests for the diagnosis of Lyme disease.\u003c\/p\u003e\n\u003cp\u003e*95% confidence interval.\u003c\/p\u003e\n\u003ch3\u003eFurther information\u003c\/h3\u003e\n\u003cp\u003eInformation on Lyme disease, \u003cem\u003eBorrelia\u003c\/em\u003e infection and related diseases:\u003cbr\u003e\u003ca href=\"https:\/\/www.nhs.uk\/conditions\/lyme-disease\" title=\"Information on Lyme disease from NHS in the UK\"\u003ewww.nhs.uk\/conditions\/lyme-disease\u003c\/a\u003e\u003ca href=\"www.nhs.uk\/conditions\/lyme-disease%20www.nice.org.uk\/guidance\/ng95\" title=\"Information on Lyme disease from NICE in the UK\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.nice.org.uk\/guidance\/ng95\" title=\"NICE guidance on Lyme disease in the UK\"\u003ewww.nice.org.uk\/guidance\/ng95\u003c\/a\u003e\u003ca href=\"www.nhs.uk\/conditions\/lyme-disease%20www.nice.org.uk\/guidance\/ng95\" title=\"Information on Lyme disease from NICE in the UK\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\"\u003eInformation for health care professionals\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003ePrinciple, performance data, and regulatory information on the SELFCHECK Lyme Disease Test for \u003ca href=\"https:\/\/selfcheckmedical.com\/pages\/selfcheck-lyme-disease-test-data-sheet-for-hcps\" title=\"Information on the SELFCHECK Lyme Disease Test for healthcare professionals\"\u003ehealth care professionals\u003c\/a\u003e\u003ca href=\"https:\/\/selfcheckmedical.com\/pages\/selfcheck-liver-health-test-data-sheet-for-hcps\" title=\"Information on the SELFCHECK Liver Health (ALT\/AST) Test for healthcare professionals\"\u003e\u003c\/a\u003e.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eUpdated 14th April 2026\u003c\/em\u003e\u003c\/p\u003e","brand":"SELFCHECK","offers":[{"title":"Default Title","offer_id":55638118695285,"sku":"SCLYM1","price":20.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0272\/1978\/7828\/files\/SELFCHECKLymeDiseaseTestKit.png?v=1744100077"}],"url":"https:\/\/selfchecktests.co.uk\/collections\/selfcheck-everyday-health.oembed","provider":"SELFCHECK","version":"1.0","type":"link"}