This incredibly light and refreshing hydrating and revitalizing serum from La Mer immerses the skin in a wave of hydration from the first application, soothing all the skin's dryness. The skin is plumped from the inside, visibly reducing the appearance of fine lines and other early signs of aging. Developed from a powerful synergy of marine active ingredients, nutrients, and essential vitamins, the Youth Energy Enzyme helps the skin recover its vitality. Dullness and signs of fatigue disappear to give way to a brilliant new reappearance. This serum acts as a microsphere, allowing the skin to protect against external factors that can visibly fatigue and accelerate aging. The Miracle Broth â"¢ powers regeneration, infuses the skin with energy, and helps to repair its appearance.