Vichy Dercos Densi-Solutions Hair Thickening Treatment works to enhance volume and shine without extra weight. Hair mass is the combination of the number, the thickness, and the resistance of the hair. This scalp treatment associates antioxidant resveratrol to densifying Stemoxydine to multiply the number of hair. Enriched with antioxidant Resveratrol and Vitamin E, the concentrated, leave-in balm soothes and nourishes the scalp, whilst promoting thicker, fuller-looking hair, denser, healthier head of hair. For those who suffer from thinning hair, lack of hair density, and a decrease in hair mass who want stronger, denser hair. No parabens.No silicone.No colorants.