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Peter Attia (born March 19, 1973) [1] is a Canadian-American author, physician, and researcher known for his work in longevity medicine. He is the author of Outlive ...
In the US, the popularity for vitamin E as a dietary supplement peaked around 2000, with popular doses of 400, 800 and 1000 IU/day. Declines in usage were attributed to publications of meta-analyses that showed either no benefits or negative consequences from vitamin E supplements.
Symptom severity appears to be dose-dependent (higher doses cause more severe symptoms) [24] and the duration of supplementation with vitamin B 6 before the onset of systems appears to be inversely proportional to the amount taken daily (the smaller the daily dosage, the longer it will take for symptoms to develop).
One to two servings of whole soy, including tofu, tempeh, and edamame, are recommended every day.. Other protein sources, like skinless poultry, yogurt, eggs, or grass-fed lean mean, can be ...
Orthomolecular-based megadose recommendations for vitamin C are based mainly on theoretical speculation and observational studies, such as those published by Ferd R. Klenner from the 1940s through the 1970s. There is a strong advocacy movement for very high doses of vitamin C, yet there is an absence of large-scale, formal trials in the 10 to ...
special dosing instructions for the elderly, stating that "[i]n general, a lower starting dose is recommended for an elderly patient, reflecting a decreased pharmacokinetic clearance in the elderly, as well as a greater frequency of decreased hepatic, renal or cardiac function, and therapy greater tendency to postural hypotension."
The subset is designed to limit search results to citations from a broad spectrum of dietary supplement literature including vitamin, mineral, phytochemical, ergogenic, botanical, and herbal supplements in human nutrition and animal models. The subset will retrieve dietary supplement-related citations on topics including, but not limited to:
Vitamin B 12 supplements are available as single or multivitamin tablets. Pharmaceutical preparations of vitamin B 12 may be given by intramuscular injection. [6] [62] Since there are few non-animal sources of the vitamin, vegans are advised to consume a dietary supplement or fortified foods for B 12 intake, or risk serious health consequences. [6]