GEL 

Jelly like material formed by the coagulation of a liquid. Semi - solid emulsion that liquefies when applied to the skin. 

GENE THERAPY

Gene therapy is a treatment method which involves the manipulation of the genetic makeup. 

GENERIC

Pertaining to a substance, product or drug that is not protected by trademark. It is identical in chemical composition but not necessarily equivalent in therapeutic effect.

GLYCERIN 

A humectant which absorbs moisture from the air to keep hair moist. 

GREY HAIR

Hair that has lost its pigment.