 [ Symptoms ] are antiperspirants harmful for a 10 year old girl i heard they lead to early puberty and are not good for kids [ Disease ] no multivitamins will not cause acne the most common cause of acne is your own hormones they most definitely will i think it has to do with the biotin in my multivitamin before my multivitamin i started taking biotin to think it would make my hair and nails longer and my face glow boy was i wrong i have never had such bad acne in my life   to the point of cystic acne it was embarrassing and painful happy to say that as soon as i stopped taking it my face returned to normal and i was never so pleased with my own skin before a couple months later i completely forgot about the biotin incident my mother mentioned how i should take a multivitamin since i am a vegetarian and do not get all the nutrients i need so silly me   yeah sure mom grab a bottle for me it will be great  i did not even look at the label and about 2 3 weeks into taking half a pill every other day i started to break out like crazy on the left side of my face mostly my cheek at first i thought it was due to stress but no way it was because of the multivitamin i also researched it some b vitamins and iodine are two other big causes of acne grrrreat their all bundled up in the little capsule to destroy my face  moral of the story be weary multivitamins sound appealing but can be toxic even in small doses no multivitamin does not cause acne