Multi-Action Super-C Retinol Brighten and Correct Vitamin C Serum by Strivectin for Unisex - 1 oz Serum Roller Lash Super Curling & Lifting Mascara Tryptophan is the precursor for

Tryptophan is the precursor for vitamin B3 in the form of nicotinamide adenine dinucleotide (NAD)

A purifying clay mask for the face Ultra-sensory lightweight & fresh texture does not dry out skin or leave any sensation of tightness Combines the benefits of Rose floral water with white clay to gently purify skin Skin feels cleansed

radiant & comfortable Paraben-free Ideal for normal to combination skin

To determine if one is iodine deficient

Multi-Action Super-C Retinol Brighten and Correct Vitamin C Serum by Strivectin for Unisex - 1 oz Serum Roller Lash Super Curling & Lifting Mascara Tryptophan is the precursor forSuper C Brighten and Correct Serum from StriVectin has the brightening power of Vitamin C and the correcting power of Retinol come together in one supercharged, lightweight face serum.