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Nature Made is an American dietary supplement and vitamin brand founded in 1971 by Barry Pressman and Henry Burdick. [ 1 ] [ 2 ] Nature Made began operating as a brand of Pharmavite as of this date. [ when? ] [ 3 ] [ better source needed ] Parent company Pharmavite was acquired by Otsuka Pharmaceutical in 1989.
Pharmavite is an American vitamin and supplement company, based in West Hills, California and founded in 1971 by Barry Pressman and Henry Burdick. Its Nature Made vitamin brand was launched that same year. [2] It was acquired by Otsuka Pharmaceutical in 1989. [3] [4] [5]
Vitamin C supplements among other dietary supplements at a US drug store. Vitamin C has a definitive role in treating scurvy, which is a disease caused by vitamin C deficiency. Beyond that, a role for vitamin C as prevention or treatment for various diseases is disputed, with reviews often reporting conflicting results.
About 70–90% of vitamin C is absorbed by the body when taken orally at normal levels (30–180 mg daily). Only about 50% is absorbed from daily doses of 1 gram (1,000 mg). Even oral administration of megadoses of 3g every four hours cannot raise blood concentration above 220 micromol/L. [ 19 ]
Intravenous Ascorbic Acid or PAA, pharmacologic ascorbic acid [1] (also known as vitamin C or L-ascorbic acid), is a process that delivers soluble ascorbic acid directly into the bloodstream. It is not approved for use to treat any medical condition.
[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 ...
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1540 Olentangy River Rd, Columbus, OH · Directions · (614) 299-2253