Illumination Fruit Professional Strength Brightening Fruit Acid Peel Mask5% MALIC 5% LACTIC 5% CITRICAre you ready to dramatically renew your skin's vibrance and deliver instantly smooth texture in just one use? Prepare for fruit tingles! If youve never used a professional acid peel before, youre in for a mini miracle (a little sting, a lotta results). This pro strength fruit acid peel mask is a 15% blend of acids, plus naturally occurring fruit acids from papaya, organic U. S. grown blackberry and aronia fruits, and U. S.