Most shampoos on the market are SLS shampoos. It is a highly irritating ingredient and is alkaline. Long-term use will destroy the acidic epidermis and have a certain damaging effect on the scalp, especially for sensitive scalps. not applicable.
Most shampoos on the market are SLS type shampoos, which are most commonly found in supermarkets. If the ingredients list contains sodium laurate sulfate, sodium laureth sulfate, etc., and they are listed relatively high, they are all It belongs to the SLS series of active shampoos.