Now introducing 70% glycolic acid for your resale needs. This is the highest concentration available, and can be diluted to 10-20-30%, etc; whatever your resale needs may be.

Professional Strength for Wrinkles, Fine Lines and Sun Damage. 70% is not recommended to use on the face for most people ,but is recommended for the neck, for sun damage,stretch marks,acne,scars, hyper-pigmentation, ingrown hairs.