Vitamins

• A precursor to Vitamin A, beta carotene is important to be able to process vitamin A and beta-carotene also functions as an antioxidant. Find sources of beta carotene and information on beta carotene.

• Linked to good eyesight, vitamin a is important to the retina. Retinol is the most active form of vitamin a found naturally in foods. Find out more about vitamin a deficiency and sources of vitamin a.

• Sources for Vitamin D include sunlight exposure and milk. Vitamin D deficiency can be linked to osteoporosis. Vitamin D deficiency is most common in children and older adults.

• Vitamin E exists in 8 different forms. Learn the facts about vitamin e, a powerful biological antioxidant. Vitamin E has also been shown to play a role in the immune function. Find out about vitamin e deficiency and vitamin e overdose effects.

• Information about Vitamin K including foods with vitamin k, vitamin k deficiency symptoms and risks as well as information on what to do if you are not getting enough vitamin k.