Hello, the formula has 2 problems. 1. Activated Resorcinol Insoluble in water. 3. Dimethyl Isosorbide DMI 10% usage rate is too high, 2-3% recommended is enough.
In this formula, if mixed, can นำพา into the skin is good ? Or the team has recommended additional substances to make the effectiveness of the cream can นำพา into the skin well? thank you very much