{"title":"Bone \u0026 Joint Health","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"auto\"\u003eBone pain, joint discomfort, or concerns about bone strength can be linked to underlying nutrient levels. Vitamin D and calcium both play a key role in bone health, and are simple to check with finger-prick blood tests.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"auto\"\u003eOrder your tests online, take a small sample at home, and post it to our UK lab using the prepaid envelope provided. Results are typically ready within days, with clear reference ranges to discuss with your GP.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"auto\"\u003eThese tests screen for nutrient deficiencies linked to bone and joint health, they cannot assess bone density or diagnose conditions such as osteoporosis or arthritis. If you have persistent bone or joint symptoms, please speak to your GP.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"auto\"\u003e\u003cstrong\u003eBrowse our bone and joint health blood tests below\u003c\/strong\u003e, or explore individual tests for Vitamin D and Calcium.\u003c\/p\u003e","products":[{"product_id":"vitamin-d-blood-test-kit","title":"At-Home Vitamin D Blood Test Kit (UK) | Deficiency Check","description":"\u003cp data-path-to-node=\"13\"\u003e\u003cb data-path-to-node=\"13\" data-index-in-node=\"0\"\u003eDon't let a lack of sunshine drain your energy and immunity.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"14\"\u003eIn the UK, Vitamin D deficiency is incredibly common. Because our bodies rely on direct sunlight to synthesize this vital hormone, the long, dark British winters leave a massive portion of the population completely depleted. Despite how crucial it is for your immune system, bone density, and mood, the NHS rarely offers routine Vitamin D testing unless you are showing severe medical symptoms.\u003c\/p\u003e\n\u003cp data-path-to-node=\"15\"\u003eOur \u003cb data-path-to-node=\"15\" data-index-in-node=\"4\"\u003eAt-Home Vitamin D Blood Test Kit\u003c\/b\u003e allows you to proactively check your levels without waiting for a doctor's appointment. By measuring your \u003cb data-path-to-node=\"15\" data-index-in-node=\"143\"\u003e25-OH Vitamin D\u003c\/b\u003e (the gold-standard clinical marker), this test tells you exactly whether you have sufficient levels, are mildly depleted, or are suffering from a severe deficiency that requires high-dose supplementation.\u003c\/p\u003e\n\u003cp data-path-to-node=\"16\"\u003eIf you are experiencing constant fatigue, frequent colds, muscle aches, or low mood, checking your Vitamin D is the essential first step to optimizing your health.\u003c\/p\u003e\n\u003cp data-path-to-node=\"17\"\u003e\u003cb data-path-to-node=\"17\" data-index-in-node=\"0\"\u003eHow to test from home:\u003c\/b\u003e You do not need to visit a clinic. Simply order your kit and collect a small blood sample from your fingertip using the sterile, minimally invasive lancet provided. Post it directly to our in-house, \u003cb data-path-to-node=\"17\" data-index-in-node=\"222\"\u003eCQC-regulated laboratory\u003c\/b\u003e using the prepaid envelope. Within days, you will receive your exact clinical levels on a secure digital dashboard, complete with doctor-reviewed advice on how to improve your numbers.\u003c\/p\u003e","brand":"London Health Company","offers":[{"title":"Default Title","offer_id":44863811289388,"sku":"Vit D","price":34.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/2017\/5660\/files\/vitamin-d-blood-test-25-oh-uk-lab-analysis-deficiency-detection.png?v=1782479961"},{"product_id":"electrolyte-blood-testing-kit","title":"Magnesium \u0026 Calcium Blood Test – Electrolytes \u0026 Mineral Balance Analysis","description":"\u003cp\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003eLow or \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003eimbalanced electrolyte \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003elevels can affect muscle \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003efunction, nerve signalling, bone \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003ehealth, and energy. This home blood \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003etest measures calcium and magnesium — \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003etwo essential electrolytes that are \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003efrequently overlooked in standard blood \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003epanels — giving you clear, quantitative \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003eresults from a CQC-regulated UK \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\"\u003elaboratory.\u003c\/span\u003e\u003cem\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eAn electrolyte blood test is used to measure the levels of electrolytes in a person's blood. Electrolytes carry an electric charge and play a vital role in maintaining proper fluid balance, nerve function, muscle contraction, and other important bodily functions.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThis test gives you the levels of Calcium and Magnesium in your blood.\u003c\/p\u003e\n\u003cp\u003eThis electrolytes home blood collection kit contains everything you need to collect blood and send it to our laboratory for analysis. Inside, you'll find lancets, instructions, lab request form, labels, tube, tube pouch, prepaid UN3373 envelope, tube holder, swabs, alcohol wipes, and plasters. No need to go to the post office; simply drop off your sample in the nearest red letterbox.\u003c\/p\u003e\n\u003cp\u003eThe report will be quantitative, containing actual figures and remarks for results that fall outside the normal range. The report will be sent to your email.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eThe Role of Electrolytes in Blood\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003cspan\u003e1. **Maintaining Fluid Balance:** Electrolytes play a significant role in regulating the balance of fluids inside and outside cells. Sodium and potassium, in particular, help control the movement of water in and out of cells, maintaining proper hydration levels.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e2. **Nerve Signalling:** The transmission of nerve signals relies heavily on the movement of ions, which are charged particles produced by electrolytes. Sodium and potassium ions, for instance, contribute to generating and transmitting electrical impulses that allow muscles to contract and nerves to communicate.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e3. **Muscle Contraction:** Calcium is a crucial player in muscle contraction. It helps muscles contract and relax in response to nerve signals. Magnesium also plays a role in muscle function and helps prevent excessive muscle contractions.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e4. **pH Balance:** Electrolytes help regulate the pH balance of your blood, ensuring that it remains within a narrow range. Maintaining the right pH is vital for various biochemical reactions and enzymatic processes.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca title=\"What are electrolytes?\" href=\"https:\/\/londonhealthcompany.co.uk\/blogs\/health-medical-information\/what-are-blood-electrolytes\"\u003eRead more about what electrolytes are and how they are important to your health\u003c\/a\u003e. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003col\u003e\u003c\/ol\u003e","brand":"London Health Company","offers":[{"title":"Default Title","offer_id":45358082752812,"sku":"ELECT","price":23.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/2017\/5660\/files\/magnesium-calcium-blood-test-electrolytes-mineral-balance-analysis_jpg_a1bd766e-b396-4859-aff8-f2238d5e7605.png?v=1782407228"},{"product_id":"general-health-blood-test-15","title":"Essential Health MOT: 16 Biomarker Laboratory Blood Test","description":"\u003cp\u003e\u003cb\u003eOur most popular baseline screening. Processed in our own CQC-regulated London laboratory for clinical-grade accuracy and 24-48-hour results.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eOur \u003cb\u003eEssential Health MOT\u003c\/b\u003e provides a comprehensive biological \"snapshot\" of your body’s core functions. By measuring 16 critical biomarkers, this test helps identify early warning signs of disease, monitors organ stress, and evaluates your cardiovascular risk—all through a simple home collection or in-clinic visit.\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eWhy Choose the Essential Health MOT?\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cb\u003eDirect-to-Lab Authority:\u003c\/b\u003e We aren't a reseller. Your sample is analysed in our own UK-based, CQC-regulated lab by professional scientists.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eThe \"Silent\" Marker:\u003c\/b\u003e Includes \u003cb\u003ehs-CRP\u003c\/b\u003e, a high-sensitivity marker for low-grade inflammation that standard tests often miss.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eComplete Organ Overview:\u003c\/b\u003e Assesses the health of your liver, kidneys, pancreas, and heart in one single panel.\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eWhat’s Included? (16 Key Biomarkers)\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cb\u003eHeart \u0026amp; Cholesterol:\u003c\/b\u003e Total Cholesterol, LDL (\"Bad\"), HDL (\"Good\"), and Triglycerides.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eLiver Health:\u003c\/b\u003e AST, ALT, GGT, and Total Bilirubin (Screening for liver stress and function).\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eKidney \u0026amp; Metabolism:\u003c\/b\u003e Urea, Creatinine, and Uric Acid (Monitoring waste filtration).\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eInflammation:\u003c\/b\u003e High-Sensitivity CRP (Tracking \"silent\" inflammation and heart risk).\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDigestive \u0026amp; Mineral Health:\u003c\/b\u003e Amylase (Pancreas) and Calcium (Electrolyte\/Bone health).\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eProteins:\u003c\/b\u003e Albumin, Globulin, and Total Protein.\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eFast, Private, Professional\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cb\u003eOrder:\u003c\/b\u003e Choose a discreet home finger-prick kit or an in-clinic venous draw.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSample:\u003c\/b\u003e Collect your sample and return it via our pre-paid tracked envelope.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eResults:\u003c\/b\u003e Receive your secure digital report within \u003cb\u003e24–48 hours\u003c\/b\u003e of our lab receiving your sample.\u003c\/p\u003e","brand":"London Health Company","offers":[{"title":"Default Title","offer_id":47656184185132,"sku":"general_health","price":34.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/2017\/5660\/files\/Essential-Health-MOT-16-Biomarker-Laboratory-Blood-Test.png?v=1782480021"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/2017\/5660\/collections\/bone-joint-health-joint-pain-weak-bones-fracture-risk.png?v=1784548802","url":"https:\/\/londonhealthcompany.co.uk\/collections\/bone-joint-health.oembed","provider":"London Health Company","version":"1.0","type":"link"}