Protein's correction needs to apply protein solution to the skin surface and straighten it after heating, which can make the hair closer to the natural state and keep it for about half a year. Straightening will lead to a better drooping feeling of hair, even lasting for more than a year, but it will also cause great damage to hair. Patients usually need to take good care of their hair to avoid hair breakage.
Usually, you need to eat more foods rich in melanin such as black beans, black rice and black fungus, which can nourish the hair tips and avoid the symptoms of dry hair.