Medline Plus: Vitamin C

This website on vitamin D is organized into the following sections: "Illustrations," "Definitions," "Function," "Food Sources," "Side Effects," and "Recommendations." Click on the thumbnail images in the "Illustrations" section to see...

Organized into several very brief sections, this article on vitamin K includes information on vitamin K deficiency and the RDA (recommended dietary allowances) of this vitamin. Click on the thumbnail images in the "Illustrations,"...

This encyclopedia article is organized into the following sections: Illustrations, Alternative Names, Definition, Function, Food Sources, Side Effects, and Recommendations. Click the thumbnails in Illustrations to pull up two charts, one...

Organized into several sections, this article provides general information on vitamin B6, its sources, and its function. Click on the thumbnail images in the "Illustrations," section to see two illustrated charts on the benefits and food...

This site contains details of pernicious anemia, alternative names, definition, causes and risks, prevention, symptoms, signs and tests, treatment, and complications. It also includes a picture of pernicious anemic red blood cells.

This encyclopedia article on niacin, or vitamin B3, is organized into the following sections: "Illustrations," "Alternative Names," "Definition," "Function," "Food Sources," "Side Effects," and "Recommendations." Click on the thumbnail...

Organized into several sections, including "Illustrations," "Functions," and "Food Sources," this encyclopedia article is a simple overview of B2, or riboflavin. Click on the thumbnails in the "Illustration," section to pull up...

This is a very brief write-up on vitamin B12, which is organized into several sections including, "Function," "Food Sources," and "Recommendations." Though not containing detailed information, this website serves as a good source of...

This brief article on folic acid, or folate, is organized into the following sections: "Alternative names," "Definition," "Function," "Food Sources," "Side Effects," and "Recommendation."

This site discusses anemia due to an insufficinency of B-12. It discusses the absorption problems of B-12 as well. Lastly it reveals what researchers have discovered is the best way to absorb B-12 into the body.