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Recommendations for vitamin C intake by adults have been set by various national agencies: 40 mg/day: India National Institute of Nutrition, Hyderabad [15] 45 mg/day or 300 mg/week: the World Health Organization [16] 80 mg/day: the European Commission Council on nutrition labeling [17] 90 mg/day (males) and 75 mg/day (females): Health Canada ...
Vitamin C megadosage is a term describing the consumption or injection of vitamin C (ascorbic acid) in doses well beyond the current United States Recommended Dietary Allowance of 90 milligrams per day, and often well beyond the tolerable upper intake level of 2,000 milligrams per day. [1]
Vitamin B 12 ; Vitamin C (ascorbic acid and ascorbates) Vitamin D (calciferols) Vitamin E (tocopherols and tocotrienols) Vitamin K (phylloquinones, menaquinones, and menadiones) Some sources include a fourteenth, choline. [6] Vitamins have diverse biochemical functions. Vitamin A acts as a regulator of cell and tissue growth and differentiation.
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Meat is a major source of protein, as well as iron, zinc, and vitamin B12. The category of meats, poultry, and fish include beef , chicken , pork , salmon , tuna , shrimp , and eggs . The meat group is one of the major compacted food groups in the food guide pyramid.
Vitamin C and the Common Cold is a popular book by Linus Pauling, first published in 1970, on vitamin C, its interactions with common cold and the role of vitamin C megadosage in human health. [1] The book promoted the idea that taking large amounts of vitamin C could reduce the duration and severity of the common cold. A Nobel Prize-winning ...
People in sepsis may have micronutrient deficiencies, including low levels of vitamin C. [13] Reviews mention that an intake of 3.0 g/day via intravenous administration may needed to maintain normal plasma concentrations. [14] [15] Sepsis mortality is reduced with administration of intravenous vitamin C. [16]
Some women may need to take iron, vitamin C, or calcium supplements during pregnancy, but only on the advice of a doctor. In the 1999–2000 National Health and Nutrition Examination Survey , 52% of adults in the United States reported taking at least one dietary supplement in the last month and 35% reported regular use of multivitamin ...