I made this suggestion based on the many years that dentists had to recommend it to stop bleeding. I never had a patient come in for a post op with an infection afterwards.
But, hey, you learn something new every day! I'll have to check with one of the professors at Pitt Univ that I know. (If I can remember to ask) I'll post on the subject again if I get the info.
Originally Posted by letsconnect
On the other hand, tannic acids inhibit the growth of streptococcus mutans and kills certain bacteria on contact. But I'm not a microbiologist, so I don't know. Maybe this offsets the potentially negative effects of acidity on open wounds? Just speculating. As far as I know, the pH changes from tannins are short-lived.