Hair Fall Defense Serum is a leave-on thinning hair treatment. Designed for daily use, it's clinically proven to increase hair anchorage with visible results in only 8 weeks* while thickening hair from the very first use. Formulated with innovative ingredients including SANDALORE, caffeine, lauric acid, and niacinamide. Together they work to stimulate and nourish the hair follicles to prolong the growth cycle and improve hair resistance for fuller-looking hair. REDUCED HAIR FALL - 93% of users noticed less hair in their brush. BETTER HAIR RESISTANCE - 91% of users noticed improved hair anchorage. THICKER, FULLER HAIR - 93% of users felt they had stronger hair when using our leave-on thinning hair treatment. HEALTHIER HAIR AND IMPROVED HAIR DENSITY - 90% of users noticed a reduction in hair breakage. INNOVATIVE ACTIVE INGREDIENTS - a combination of SANDALORE, caffeine, lauric acid, and niacinamide creates the ultimate hair serum. FREE OF PARABENS, SULFATES, AND COLORANTS