Glycolic acid is generally used as a natural skin defoliant and moisturizer although there is much debate over its safety and effectiveness as it is debated on many of the cosmetic ingredients.
Glycolic acid basically works as an exfoliating agent as it is high acidity level and it is easy soluble.When it is applied on the skin in the form of gel, glycolic acid destroys the glue of the upper layer of the skin which hold the dead skin of the surface.This dead skin in chemically burned off by the glycolic acid , other ingredients take care of the miniaturization part of the skin.
This gives much smoother and supple skin resulting in youthful appearance.Another benefit of glycolic acid is that it has the ability to draw miniaturization into the newly exfoliated skin surface.
Glycolic acid is considered as a miracle ingredient in cosmetics.It is effective when used in the proper concentration level
You might like reading these also
Role of Mineral oil in Cosmetics – Wise She Cosmetic Dictionary
Body lotion – Garnier body Cocoon (Product review)
Body lotion – St. Ives Aloe & Chamomile Lotion Reviews & pictures
Olay Body wash plus body butter ribbons review
Veet wax strips (Product review with pictures) and tips
Info source 1, 2,