Polyphenols, a group of natural compounds found in grapes as well as other fruits and vegetables, are key compounds responsible for ultraviolet (UV)-photoprotection, according to new research. Grapes may help protect against damage to the skin caused by solar UV radiation. Image credit: Bru-nO. “Major grape polyphenols include the flavanols …
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Vitamin B3, also known as niacin and nicotinic acid, prevents eye degeneration in glaucoma-prone mice, according to a study published in the Feb. 17 issue of the journal Science. Williams et al show that dietary supplementation with a single molecule (vitamin B3 or NAM) or Nmnat1 gene therapy significantly reduces …
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Vitamin D supplementation can help protect against acute respiratory infections including colds and flu, particularly among very deficient individuals, according to a new study published in the journal BMJ. The study by Martineau et al provides the most robust evidence yet that vitamin D has benefits beyond bone and muscle …
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