Vitamin World USA Corporation is a global retailer of vitamins and nutritional supplements and is headquartered on Long Island, New York in the United...

(thiamine) Vitamin B2 (riboflavin) Vitamin B3 (niacin) Vitamin B5 (pantothenic acid) Vitamin B6 (pyridoxine) Vitamin B7 (biotin) Vitamin B9 (folic acid...

Vitamin B12, also known as cobalamin, is a water-soluble vitamin involved in metabolism. It is one of eight B vitamins. It is required by animals, which...

Vitamin C (also known as ascorbic acid and ascorbate) is a water-soluble vitamin found in citrus and other fruits, berries and vegetables. It is also a...

compounds within this group are vitamin D3 (cholecalciferol) and vitamin D2 (ergocalciferol). The primary natural source of vitamin D is the synthesis of cholecalciferol...

Vitamin K is a family of structurally similar, fat-soluble vitamers found in foods and marketed as dietary supplements. The human body requires vitamin K...

Vitamin A is a fat-soluble vitamin that is an essential nutrient. The term "vitamin A" encompasses a group of chemically related organic compounds that...

Vitamin E is a group of eight fat soluble compounds that include four tocopherols and four tocotrienols. Vitamin E functions as a fat-soluble antioxidant...

Vitamin B12 deficiency, also known as cobalamin deficiency, is the medical condition in which the blood and tissue have a lower than normal level of vitamin...

Retinol, also called vitamin A1, is a fat-soluble vitamin in the vitamin A family that is found in food and used as a dietary supplement. Retinol or other...