Is it okay to use a hair skin and nails vitamin with biotin?

i'm wondering, is it healthy to use hair skin and nails supplement with biotin? if so what could happen? what are the benefits and it's con?Is it okay to use a hair skin and nails vitamin with biotin?
i just use Biotin not any other supplement just go to GNC they ahve wonderful supplements too. 2500mg only though try not to get anything higher or greater than that okay i hoped i helped you out.Is it okay to use a hair skin and nails vitamin with biotin?
i take a multivitamin that has biotin in it. i've been taking it for over a month now and my hair seems to be growing a little faster. it was falling out for a while and now it's not falling out as much. good luck!