PHA (Polyhydroxy Acids): A Gentler Alternative to AHAs and BHAs
Polyhydroxy acids (PHA) have emerged as a promising skincare ingredient, offering a gentler yet effective exfoliation compared to traditional alpha hydroxy acids (AHAs) and beta hydroxy acids (BHAs). While AHAs and BHAs are known for their ability to slough away dead skin cells and unclog pores, they can sometimes be too harsh for sensitive skin….