Guest guest Posted September 19, 2009 Report Share Posted September 19, 2009 JJD wrote:"I was wondering if you can take too much biotin in supplements. I am thinking of buying a miltivitamin that contains 3,000 mcg of biotin."-----Hi JJD,I did a quick Google search on this and it looks like you're safe (see comments under "Safety/Toxicity"):http://lpi.oregonstate.edu/infocenter/vitamins/biotin/Excess Biotin is excreted in the urine. -Nina in MA Quote Link to comment Share on other sites More sharing options...
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