Tressgro Hair Serum is a concentrated blend of essential oils, extracts, and active ingredients like Procapil, Niacinamide, L-Arginine, Biotin, and D-Panthenol. It works by stimulating hair follicles, promoting hair growth, and improving overall hair health. This serum is designed to nourish, strengthen, and revitalize your hair, leaving it thicker, shinier, and more manageable.