A first-step for severe acne on the back or butt. The skin on your back and butt is very thick, and is usually not as sensitive to drying or irritation as skin on other parts of your body. Therefore, it is appropriate to start with a more advanced formula for the back and butt only.
A next step after trying the LEVEL 1 Serum. Some people may not obtain full clearing with the LEVEL 1 formula. LEVEL 2 contains a higher concentration of mandelic acid and can help you to achieve further clearing of your problem skin
As a first-step for inflamed acne on the back or butt: Please carefully read the directions for the LEVEL 1 formula here, but use the LEVEL 2 Serum in place of LEVEL 1. *If starting with LEVEL 2 results in uncomfortable dryness, then discontinue use and start using LEVEL 1 Serum instead.
As a next step after trying the LEVEL 1 Serum: Replace all Level 1 applications with the Level 2 Serum. If dryness occurs, reduce usage, or alternate applications between Level 1 and Level 2 until the skin adapts.