12-08-2011, 03:04 PM
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Super Moderator
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Join Date: Dec 2007
Location: Texas, USA
Posts: 2,580
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Gosh! We don't want to give up coffee, tea, or other stuff that includes tannin.
So
Quote:
Ascorbic acid was found to protect the modification of thiamin by tannic acid, not only at acidic pH as previously found, but also at neutral pH, thus making vitamin C a strong candidate for the protection of thiamin in the alimentary system.
https://www.ncbi.nlm.nih.gov/pubmed/20773
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