Dermatologists explain the difference between AHAs, BHAs and PHAs, and whether or not they should be in your skin care ...

Here, a skin expert explains the difference between AHAs and BHAs ... “It could be argued that if you use an effective BHA, then an AHA is not necessary since BHAs are more potent and penetrate ...

Sophie is a writer for InStyle, where she reports on noteworthy beauty products—including skin care, hair care, and makeup—and, occasionally, covers celebrity style trends. I’ve dabbled in ...

I noticed a difference the very first week ... Although the ingredients (AHA, BHA, and PHA) are pretty standard chemical exfoliants that help to make skin smoother, this formula delivers them ...