Hair is almost entirely made up of protein, which gives hair its strength. Paraben-free Fructis formulas with Active Fruit Protein™, an exclusive combination of citrus protein, Vitamins B3 & B6, fruit & plant-derived extracts and strengthening conditioners, are designed for healthier, stronger hair. Fructis Sleek & Shine Intensely Smooth Leave In Conditioner with Argan Oil from Morocco soaks into frizzy, dry, unmanageable hair for lasting smoothness and shine. System provides frizz control even in 97% humidity*. *With shampoo, conditioner and leave-in cream. Packaging May Vary