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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]
The report adds: "The stability of vitamin C (L-ascorbic acid) is of concern because this is one of the most labile vitamins in foods. Its main loss during processing and storage is from oxidation, which is accelerated by light, oxygen, heat, increased pH, high moisture content (water activity), and the presence of copper or ferrous salts.
The RDA of vitamin C for children 1 – 3 years of age is 15 mg; 4 – 8 years of age is 25 mg; 9 – 14 years of age is 45 mg. The dosage of Vitamin C in one tablet of Flintstones Plus Immunity Support Vitamin C is still below the tolerable upper intake levels (UL). The UL for children 1–3 years of age is 400 mg; 4–8 years of age is 650 mg ...
For these kids, she would suggest either a multivitamin or a selection of supplements, such as vitamin D, Omega-3 fatty acids, or vitamin C. Vitamins that are most likely to need supplementing ...
As the sodium salt of ascorbic acid, it is known as a mineral ascorbate. It has not been demonstrated to be more bioavailable than any other form of vitamin C supplement. [2] Sodium ascorbate normally provides 131 mg of sodium per 1,000 mg of ascorbic acid (1,000 mg of sodium ascorbate contains 889 mg of ascorbic acid and 111 mg of sodium).
$27.03 at amazon.com. The Glow Maker. Maelove’s The Glow Maker delivers powerful brightening and firming benefits with its blend of 15% L-ascorbic acid, vitamin E, and ferulic acid—but it’s ...
The US Recommended Dietary Allowance for vitamin C for adult women is 76 mg/day and for adult men 90 mg/day. Although Linus Pauling was known for highly respectable research in chemistry and biochemistry, he was also known for promoting the consumption of vitamin C in large doses. [ 25 ]
[59] [11] [60] For example, for vitamin C, recommended intakes range from 40 mg/day in India [65] to 155 mg/day for the European Union. [66] The table below shows U.S. Estimated Average Requirements (EARs) and Recommended Dietary Allowances (RDAs) for vitamins, PRIs for the European Union (same concept as RDAs), followed by what three ...