Vitamin C & Silicon CRYSTALS GEL FOR SKINWHITENS, LIGHTENS DARKENED SKIN TOPICALLY.Removes stains on knees, underarms, elbows, and on the inner thigh area without irritation.Cosmetic Grade 100% Organic Preservatives & Alcohol Free.SILICON SKIN LIGHTENING:On the skin, it is suggested that silicon is important for optimal collagen synthesis and activation of hydroxylating enzymes, improving skin strength and elasticity.VITAMIN C SKIN LIGHTENING:The science of vitamin C reveals it effective