AHA vs BHA = Water vs Oil
AHAs are water soluble acids, while BHAs are oil soluble.
Alpha Hydroxy Acid (AHA) helps exfoliate the surface of your skin, which results in new, more evenly pigmented skin cells to generate & replace the exfoliated layer. You will notice that your skin feels more smooth after using AHA.
Meanwhile, Beta Hydroxy Acid (BHA), which can penetrate deeper than AHA, can reach into the skin pores to remove dead skin cells and excess oil.
Should I use AHA or BHA?
Use AHA if your concerns are:
uneven skin tone
age spots and other mild hyperpigmentation
Use BHA if your concerns are:
AHA is considered suitable for all skin types, but if your skin is extremely dry and sensitive, please proceed with caution.
Meanwhile, BHAs work the best for combination to oily skin.
To summarize, AHA can be added to skincare routine of people with skin type:
While BHA can be added to skincare routine of people with skin type:
Products with AHA
Products with BHA