biotin
Biotin (vitamin B7) is an essential water‑soluble vitamin involved as a cofactor for carboxylase enzymes critical to energy metabolism, fatty acid synthesis, and amino acid...
View nutrient details →Nutrient type
vitamin
28 nutrients in this category
folate, total
Folate, total (vitamin B9) is a water-soluble vitamin essential for DNA synthesis, cell division, and red blood cell formation. It includes naturally occurring folates in foods...
View nutrient details →niacin
Niacin, also known as vitamin B3, is a water-soluble essential vitamin involved in energy metabolism through its role in NAD/NADP coenzymes. It is critical for skin and nervous...
View nutrient details →retinol
Retinol is the preformed, bioactive form of vitamin A critical for vision, immune defense, and cellular health. It is measured in micrograms of retinol activity equivalents...
View nutrient details →riboflavin
Riboflavin, also known as vitamin B2, is a water-soluble vitamin critical for energy production, cellular metabolism, and antioxidant defense. It is required for synthesizing...
View nutrient details →thiamin
Thiamin (vitamin B1) is a water‑soluble vitamin required for converting carbohydrates into energy and maintaining nervous system and muscle function. It is naturally found in...
View nutrient details →vitamin a
Vitamin A is a fat‑soluble vitamin key to healthy vision, immune competence, cellular differentiation, and reproduction. It exists as preformed retinol in animal foods and...
View nutrient details →vitamin a, iu
Vitamin A IU (International Units) refers to the activity of vitamin A from foods and supplements, encompassing retinol and its provitamin A carotenoids that are essential for...
View nutrient details →vitamin b-12, added
Vitamin B‑12 (added) is a water‑soluble vitamin important for nerve health, DNA synthesis, and red blood cell production. Adults generally need about 2.4 mcg daily, with higher...
View nutrient details →vitamin b-6
Vitamin B‑6 (pyridoxine) is a water‑soluble B vitamin that functions as a coenzyme in hundreds of metabolic reactions affecting energy metabolism, neurotransmitter synthesis,...
View nutrient details →vitamin b1
Vitamin B1 (thiamine) is a water‑soluble vitamin critical for energy production through carbohydrate metabolism and for nervous system and heart function. Most adults meet...
View nutrient details →vitamin b12
Vitamin B12 (cobalamin) is a water-soluble vitamin critical for neurological health, red blood cell formation, and DNA synthesis. The RDA for adults is 2.4 micrograms per day,...
View nutrient details →vitamin b2
Vitamin B2 (riboflavin) is a water‑soluble B vitamin essential for energy production and metabolic processes. It is converted to coenzymes FMN and FAD that function in numerous...
View nutrient details →vitamin b5
Vitamin B5, or pantothenic acid, is an essential water‑soluble B vitamin that plays a central role in energy metabolism by supporting the production of coenzyme A, a cofactor...
View nutrient details →vitamin b6
Vitamin B6 (pyridoxine) is a water‑soluble B vitamin involved in over 100 metabolic enzyme reactions, including neurotransmitter synthesis, hemoglobin formation, and immune...
View nutrient details →vitamin b7
Biotin (vitamin B7) is a water‑soluble B‑vitamin that serves as an essential cofactor for enzymes involved in carbohydrate, fat, and amino acid metabolism and plays a role in...
View nutrient details →vitamin b9
Vitamin B9, commonly known as folate or folic acid, is a water‑soluble vitamin essential for DNA and RNA synthesis, cell division, and production of healthy red blood cells....
View nutrient details →vitamin c
Vitamin C (ascorbic acid) is a crucial water‑soluble vitamin that functions as a potent antioxidant, supports collagen biosynthesis, enhances iron absorption, and contributes...
View nutrient details →vitamin d
Vitamin D, a fat‑soluble vitamin synthesized in the skin with UV exposure and obtained from some foods and supplements, is critical for calcium absorption and bone health. It...
View nutrient details →vitamin d (d2 + d3), international units
Vitamin D (D2 and D3) is a fat‑soluble micronutrient measured in International Units (IU), essential for maintaining optimal bone health through calcium and phosphorus...
View nutrient details →vitamin d2 (ergocalciferol)
Vitamin D2 (ergocalciferol) is the plant-based form of vitamin D vital for calcium and phosphorus metabolism and bone health. It is found in UV-exposed mushrooms and fortified...
View nutrient details →vitamin d3
Vitamin D3 (cholecalciferol) is the form of vitamin D synthesized in skin from sunlight and obtained from select foods and supplements. It is essential for calcium homeostasis,...
View nutrient details →vitamin d4
Vitamin D4 (22‑Dihydroergocalciferol) is one of several forms of vitamin D encountered in the food supply, particularly in certain UV‑exposed mushrooms. Although scientific and...
View nutrient details →vitamin e
Vitamin E (alpha-tocopherol) is a fat-soluble antioxidant vitamin that protects cell membranes from oxidative damage and supports immune, nerve, and skin health. It is found...
View nutrient details →vitamin e, added
Vitamin E is a fat‑soluble antioxidant essential for protecting cells from oxidative damage, supporting immune function, and maintaining neurological and skin health. The...
View nutrient details →vitamin k
Vitamin K (phylloquinone) is a fat‑soluble vitamin needed for synthesis of blood‑clotting proteins and healthy bone metabolism. Adults require about 90–120 mcg daily from foods...
View nutrient details →vitamin k (dihydrophylloquinone)
Vitamin K (dihydrophylloquinone) is a fat‑soluble vitamin required for the synthesis of clotting factors that help prevent excessive bleeding and for proteins involved in bone...
View nutrient details →vitamin K2
Vitamin K2, a subtype of vitamin K (menaquinones including MK‑4 and MK‑7), is a fat‑soluble micronutrient that helps activate proteins for blood clotting, bone mineralization,...
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