Does biotin cause unwanted hair growth? Although the evidence to support biotin alone for hair growth is weak and limited, the evidence is slightly stronger for preventing hair loss. Still, biotin supplements are only likely to prevent hair loss and promote hair growth in people with a biotin deficiency.
Will hair vitamins cause facial hair? “Hair growth supplements are going to affect all hair follicles.” The bright side is, if you don’t already have facial hair, these supplements won’t cause you to sprout some. “Facial hair that’s not existing would only come about if the hormones in your body go out of whack and testosterone is increased,” says Crysler.
Does biotin increase beard growth? Biotin can most definitely increase the rate at which your beard grows while making each hair thicker and healthier. If you wish to start taking biotin daily to maximize beard growth, there are plenty of products on the market today that are formulated for this specific purpose.