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The Nutrition Dictionary provides reliable information on all aspects of eating right and staying healthy, including concise definitions of vitamins, minerals and dietary supplements. Get nutrition facts and learn about dietary restrictions for medical conditions such as pregnancy, diabetes and kidney disease.
Featured Article: Thiamine
Thiamine is one of the B vitamins, a group of water-soluble vitamins that participate in many of the chemical reactions in the body. Learn more about Thiamine’s specific functions, food sources, and potential side effects. See more »
Sodium In Diet
Sodium is an element the body uses to regulate blood pressure and blood volume and also is critical for muscle and nerve functions. Learn more about sodium’s function, food sources, and potential side effects.
See more »Soy
Soy, also called soybean, is high in protein and is considered equivalent to animal foods in terms of the quality of the protein it contains. Learn more about soy’s function, food sources, and potential side effects.
See more »Sweeteners
Sweeteners have 2 types: caloric sweeteners provide sweet flavor and bulk while non-caloric sweeteners have 0 calories and are chemically produced. Learn more about each sweetener’s specific functions, food sources, and potential side effects.
See more »Thiamine
Thiamine is one of the B vitamins, a group of water-soluble vitamins that participate in many of the chemical reactions in the body. Learn more about Thiamine’s specific functions, food sources, and potential side effects.
See more »Traveler’s Diarrhea Diet
Traveler's diarrhea diet refers to the appropriate food and fluids to consume if you develop traveler's diarrhea. Learn more about traveler’s diarrhea diet, preventing traveler’s diarrhea, and treatment options.
See more »Traveling With Children
Traveling with children is challenging as it disrupts familiar routines, imposes new demands, and often children have special medical concerns. Learn more about traveling with children safety measures, parenting tips, and recommendations.
See more »Vegetarianism
Vegetarianism is a person whose diet excludes all or most animal products, particularly any food that requires the death of an animal. Learn more about vegetarianism variations, diet functions, and potential side effects.
See more »Vitamin A
Vitamin A helps form and maintain health teeth, skeletal and soft tissue, mucous membranes, skin, and promotes good vision. Learn more about Vitamin A’s specific functions, food sources, and potential side effects.
See more »Vitamin B12
Vitamin B12 is important for metabolism, assists in the formation of red blood cells, and in the maintenance of the central nervous system. Learn about Vitamin B12’s specific functions, food sources, and potential side effects.
See more »Vitamin B6
Vitamin B6 plays a role in the synthesis of antibodies, helps maintain normal nerve functions, and assists in the formation of red blood cells. Learn more about Vitamin B6’s specific functions, food sources, and potential side effects.
See more »Vitamin C
Vitamin C is a water soluble vitamin that is a vital for normal growth and development and helps to repair body tissues, cartilage, bones, and teeth. Learn more about Vitamin C’s specific functions, food sources, and potential side effects.
See more »Vitamin D
Vitamin D is a fat-soluble vitamin that is used in the absorption of calcium and is essential for normal development of healthy teeth and bones. Learn more about Vitamin D’s specific functions, food sources, and potential side effects.
See more »Vitamin E
Vitamin E is a fat-soluble vitamin that acts as an antioxidant to protect body tissue from damage and is used red blood cell formation. Learn more about Vitamin E’s specific functions, food sources, and potential side effects.
See more »Vitamin K
Vitamin K is a fat-soluble vitamin that plays an important role in blood clotting and may help maintain strong bones in the elderly. Learn more about Vitamin K’s specific functions, food sources, and deficiency side effects.
See more »Vitamins
Vitamins are a group of substances essential for normal metabolism, growth and development, and regulation of cell function. Learn more about each vitamins specific functions, food sources, and side effects caused by vitamin deficiency.
See more »Vitamins In-Depth
Vitamins are organic nutrients that are necessary in small amounts for normal metabolism and good health. Learn more about vitamin types, uses and benefits.
See more »Water In Diet
Water is a combination of oxygen and hydrogen that is the basis for all cell and organ functions within the body. Learn more about water’s functions, food sources, and side effects caused by dehydration.
See more »Weight Control And Diet In-Depth
Weight control and diet depend on a balance between energy intake from food and energy expenditure. Learn about weight control and diet methods and complications.
See more »Zinc In Diet
Zinc is an important trace mineral that helps the immune system function properly and is required for most enzyme activities in the body. Learn more about zinc’s functions, food sources, and side effects of zinc deficiency.
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