 [ Symptoms ] can taking biotin cause yeast infections  i have been taking biotin 5000mg once a day for the last 3 weeks since i have been taking it i have noticed 2 things my urine smells extremely bad and i have been experiencing symptoms close to yeast infections burning when urinating i notice it happens after i take the pill in the morning would it help to take it at night   i am taking it as a routine vitamin for hair and nails not medically necessary [ Disease ] i too have had a similar experience with taking the biotin i do not typically suffer yeast infections and the only new thing added to my regime has been the addition of biotin 5 000 mcg yet i am undergoing what i am sure is a yeast infection i am thinking to stop taking it what did you decide to do