The form of folate (a B vitamin occurring naturally in food) that is manufactured and used in supplements and fortified foods.

Description for Vitamin B2

Description for Vitamin B5

Description for Vitamin B7

A group of chemical compounds that contain cobalt and are needed for certain chemical reactions in the body. Vitamin B12 is involved in maintaining healthy nerve cells and red blood cells. It is needed to make DNA (the genetic material in all cells), and is required for the metabolism (chemical changes that take place in the tissues to produce energy and the basic materials needed by the body) of carbohydrate, fat, and protein. Also called cobalamin.

A group of water-soluble chemical compounds, including pyridoxine, pyridoxal, and pyridoxamine. It is involved in protein metabolism, is needed for the nervous system and immune system to work efficiently, and is needed to make hemoglobin (a molecule within red blood cells that carries oxygen to tissues). It also helps maintain blood glucose (sugar) within a normal range.

A nutrient needed by the body to function and stay healthy. It helps form blood clots and maintain strong bones. Vitamin K is found in some foods, including green leafy vegetables, broccoli, liver, and vegetable oils. It is also made by bacteria that live in the large intestine.

An important nutrient that is needed by the body to make energy from food, for cell and muscle function, and for a healthy nervous system. Thiamin is found in some foods, including enriched breads and cereals, legumes, liver, nuts, pork, and whole grains.

When taken concurrently with antibiotics, absorption of both can be affected due to formation of insoluble complexes.

Certain antibiotics (fluoroquinolones) reduce clearance of some green tea constituents (caffeine and theophylline) and may increase the risk of their side effects: nervousness, palpitations, and insomia.

It causes photosensitivity and may exacerbate the photosensitizing effects of certain antibiotics.