Dry Skin Restorative Balm for Skin by Hydro from Neutrogena. When the skin's moisture barrier is weakened, the skin's water content decreases and the skin becomes drier and more tired. Protect and repair dry skin with the new Boost Hydro Replenishing Balm. Its silky texture spreads easily onto dehydrated skin to provide intense hydration and elasticity. With 48-hour hydration, our super-focused formula with a blend of antioxidant ingredients helps strengthen skin's moisture barrier for a healthy, glowing glow. • Skin looks healthy and hydrated and better resists moisture loss. • Contains trehalose of natural origin helps retain hydration.