Can we apply biotin directly to my hair? A. Even though they are fairly new, topically applied biotin supplements have proven to be equally beneficial for hair as the oral ones. When applied topically, the formula is able to be directly supplied to your hair roots and doesn’t have to make the journey from your internal system to the scalp.
Does liquid biotin help hair growth? Biotin supplements have long been reputed to improve the health of your hair, skin, and fingernails—increasing hair growth, stimulating healthy hair, and strengthening nails.