Trusted by 45k+ health professionals, 100+ pro teams, and US Olympic Teams. Shop Thorne. Active form of vitamin B12 that supports methylation and heart health* Shop Now. Discover top products, prices & reviews. Compare now and shop smarter. OneClearWinner.com - Stop browsing online stores for hours Get deals and low prices on Vitamin b12 best supplements on Amazon. Read customer reviews & find best sellers. Free, easy returns on millions of items. · Vitamin B-12 is a vitamin the body uses to make and support healthy nerve cells. It's also used to make healthy red blood cells and the genetic material inside cells called DNA. Vitamin B-12 also is called cobalamin. Food sources of vitamin B-12 include poultry, meat, fish and dairy products. 6 hours ago · If you're considering a vitamin B12 supplement because of certain dietary restrictions, medical conditions or your age, this is what you need to know. Vitamin B12 is required for the function and development of many parts of the body, including the brain, nerves, and blood cells. Methylcobalamin is the active form of vitamin B12.... Vitamin B12 is available in multivitamin/multimineral supplements, in B-complex supplements, and in supplements containing only vitamin B12. It is usually in a form called cyanocobalamin. Vitamin B12 Deficiency Vitamin B12 deficiency is a treatable condition that happens if you aren’t consuming enough vitamin B12 in your diet or if your body isn’t absorbing it properly. Vitamin B12 deficiency can cause physical, neurological and psychological symptoms. It can be treated with vitamin B12 medications. · Q: Why is vitamin B12 important for the body, and how do we know when we have a B12 deficiency? Andrews: Vitamin B12 supports your body's natural processes of energy production, such as the metabolism of carbs, protein, fats, and ultimately ATP (adenosine triphosphate). · Vitamin B12 (cobalamin) is essential for the health of nerve tissue, brain function, and red blood cells. Sources include meat, eggs, and some yeast products. Vitamin B12 is the largest and most... Alfa Vitamins Makes It Easier to Purchase Everyday Vitamins and Supplements You Need.