ZO 3-step peel is an anti-aging, moderate-depth peel that contains a blend of salicylic, lactic, and trichloroacetic acid (TCA) in combination with a retinol cream.
This anti-aging, moderate-depth peel contains a blend of salicylic, lactic, and TCA (trichloroacetic acid) in combination with retinol cream, all of which causes sloughing of the damaged topmost layers of skin. Three-step is classified as a medium peel.