Skin Renewal Serum contains Aloe. The ingredients are:
Water, Aloe Barbadensis Gel, Butylene, Glycol Ethoxydiglycol, Glycolic Acid, Stearic Acid, Laureth-23, Stearyl Alcohol, Cyclomethicone, Octyl Palmitate, Glyceryl Stearate, Ceteareth-15, PEG-100 Stearate, C12-15 Akyl Benzoate, Triethanolamine, Glycerine, Carbomer, Xantham Gum, Salicylic Acid, Bisabolol, Lactic Acid, Chlorphenesin, Fragrance, Green Tea (Camella Sinensis) Extract, Lemon (Citrus Medica Limonum) Extract, Saccharomyces/Silicon Ferment, Copper Ferment, Saccharomyces/Iron Ferment, Saccharomyces/Zinc Ferment, Disodium EDTA, Methylparaben.

Skin Perfecting Serum is an improved formulation that uses the natural exfoliating ingredient Glucosamine, the most gentle of all skin exfoliating products. Skin Renewal Serum uses alpha and beta hydroxy acids to provide exfoliation.