Elizavecca CER-100 Collagen Coating Hair A+ Muscle Essence is a concentrated treatment essence that helps to strengthen and nourish damaged hair. Infused with collagen and other revitalizing ingredients, this essence penetrates deeply into the hair shaft to replenish moisture, restore elasticity, and repair split ends. It coats each strand of hair with a protective layer, providing long-lasting hydration and improving overall hair health. The lightweight formula absorbs quickly without leaving any residue, leaving hair feeling soft, smooth, and manageable. Ideal for dry, damaged, and chemically treated hair, this essence helps to revitalize and rejuvenate your hair from root to tip.