{"product_id":"dr-mercola-vitamin-b-complex-benfotiamine-b071z1xdq6","title":"Dr. Mercola Vitamin B Complex with Benfotiamine – Supports Cellular, Brain \u0026 Immune Function – Non-GMO, Gluten-Free \u0026 Soya-Free – 60 Capsules","description":"\u003ch2\u003eKey Ingredients \u0026amp; Forms\u003c\/h2\u003e\u003cp\u003eThis advanced B-complex formula stands out due to its high-quality ingredients and superior bioavailability. Each two-capsule serving provides:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBenfotiamine (Vitamin B1)\u003c\/strong\u003e – A fat-soluble derivative of thiamine that bypasses the intestinal transport limit of regular thiamine, achieving higher blood levels and better targeting tissues such as nerves and the brain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRiboflavin (B2)\u003c\/strong\u003e – Essential for energy production and antioxidant defence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNiacin (B3)\u003c\/strong\u003e – Supports skin health and cholesterol metabolism; in a flush-free form to avoid discomfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePantothenic Acid (B5)\u003c\/strong\u003e – Key for synthesising coenzyme A, involved in fatty acid metabolism.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePyridoxine HCl (B6)\u003c\/strong\u003e – Contributes to neurotransmitter synthesis and immune function.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiotin (B7)\u003c\/strong\u003e – Important for hair, skin, and nail health.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFolate (as L-5-MTHF)\u003c\/strong\u003e – The active, methylated form of folic acid, immediately usable even in individuals with MTHFR genetic variations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethylcobalamin (B12)\u003c\/strong\u003e – The active, coenzyme form of B12, superior to cyanocobalamin for those with absorption issues.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe entire B complex is bound to organic quinoa sprout powder, which may enhance the body's ability to recognise and utilise these vitamins as it would from whole foods.\u003c\/p\u003e\u003ch2\u003eBenefits of B-Complex\u003c\/h2\u003e\u003cp\u003eB vitamins contribute to normal energy-yielding metabolism, normal functioning of the nervous system, normal psychological function, normal homocysteine metabolism, normal red blood cell formation, and normal function of the immune system. Vitamin B5 (pantothenic acid) contributes to mental performance, while B6, B12, and folate support the reduction of tiredness and fatigue. The addition of benfotiamine offers targeted support for nerve tissue and immune function, as thiamine is essential for myelin sheath maintenance and immune cell activity.\u003c\/p\u003e\u003cp\u003eMany users report a noticeable improvement in mental focus and physical stamina within a few weeks of consistent uses. However, individual results vary, and this supplement is designed to fill nutritional gaps rather than create immediate effects.\u003c\/p\u003e\u003ch2\u003eHow to Choose the Right B-Complex\u003c\/h2\u003e\u003cp\u003eNot all B complexes are equal. When selecting one, consider these factors:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm of B vitamins\u003c\/strong\u003e: Look for methylated forms (methylfolate, methylcobalamin) if you have MTHFR gene variations or want the most bio-available options. Benfotiamine is a plus for those needing enhanced thiamine delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDosage and balance\u003c\/strong\u003e: A good formula provides roughly 100% of the Nutrient Reference Value (NRV) for most B vitamins, with higher amounts for B1, B6, B12, and folate to ensure therapeutic levels. Dr. Mercola's version delivers a well-rounded profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllergen and dietary restrictions\u003c\/strong\u003e: This supplement is non-GMO, gluten-free, and soya-free, making it suitable for many sensitive individuals. It is also vegetarian (capsules are cellulose-based).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThird-party testing\u003c\/strong\u003e: While not mentioned on the label, Dr. Mercola's brand follows quality manufacturing standards. Look for seals like USP or NSF if purity is a concern.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHow to Take B-Complex\u003c\/h2\u003e\u003cp\u003eThe recommended serving is two capsules daily, preferably with a meal to aid absorption and reduce any potential stomach upset. Many people prefer taking it in the morning to support daytime energy levels. Avoid taking it late in the day, as some B vitamins can interfere with sleep in sensitive individuals.\u003c\/p\u003e\u003cp\u003eFor best results, uses consistently for at least four weeks. You can stack it with other supplements like vitamin D, magnesium, or omega-3s, but consult a health care professional before combining with high-dose B6 or B12 (since this formula already provides substantial amounts).\u003c\/p\u003e\u003ch2\u003eSide Effects and Interactions\u003c\/h2\u003e\u003cp\u003eB vitamins are water-soluble, so excess amounts are usually excreted in urine—turning it a harmless bright yellow. This is normal and temporary. Some people may experience mild nausea, especially on an empty stomach. Benfotiamine is generally well tolerated, but very high doses could cause gastrointestinal discomfort.\u003c\/p\u003e\u003cp\u003ePotential medication interactions include certain antibiotics, antiseizure drugs, and chemotherapy agents. If you are on any prescription medications, discuss B-complex supplementation with your doctor. Pregnant or breastfeeding women should also seek medical advice before uses.\u003c\/p\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003ch3\u003eCan I take this B complex if I have an MTHFR mutation?\u003c\/h3\u003e\u003cp\u003eYes. The formula uses L-5-MTHF (methylfolate) and methylcobalamin, which are the active forms that bypass the MTHFR enzyme deficiency. This makes it an excellent choice for those with common genetic variants.\u003c\/p\u003e\u003ch3\u003eWhy is there benfotiamine instead of regular B1?\u003c\/h3\u003e\u003cp\u003eBenfotiamine is a fat-soluble derivative of thiamine that offers superior absorption and tissue distribution. It is especially beneficial for nerve and immune health, as it can cross cell membranes more effectively than water-soluble thiamine.\u003c\/p\u003e\u003ch3\u003eHow long does a bottle last?\u003c\/h3\u003e\u003cp\u003eEach bottle contains 60 capsules, which is a 30-day supply at the recommended dosage of 2 capsules per day.\u003c\/p\u003e\u003ch3\u003eIs this product vegan?\u003c\/h3\u003e\u003cp\u003eThe capsules are made from cellulose (plant-based), and the ingredients do not contain animal-derived components. However, B12 in methylcobalamin form is typically produced via fermentation, so it is suitable for most vegetarians and vegans.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis product is a food supplement and should not be used as a substitute for a varied diet and healthy lifestyle. If you are pregnant, nursing, taking any medication or have a medical condition, consult your doctor before uses. These statements have not been evaluated by the Medicines and Health care products Regulatory Agency.\u003c\/em\u003e\u003c\/p\u003e","brand":"Dr. Mercola","offers":[{"title":"Default Title","offer_id":46720263946401,"sku":null,"price":42.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/0043\/3313\/files\/61u0qVfTcVL._AC_SL1500.jpg?v=1784499240","url":"https:\/\/ukvitalityvitamins.co.uk\/products\/dr-mercola-vitamin-b-complex-benfotiamine-b071z1xdq6","provider":"UkVitalityVitamins","version":"1.0","type":"link"}