Cosmedix Surge hyaluronic acid boosterThis hyaluronic acid serum dramatically boosts skin hydration, plumps appearance of skin and helps protect skin from transepidermal water loss. Surge is essential in helping your skin stay moisturized and protected from environmental stressors which helps minimize the appearance of lines and wrinkles. Kiwi fruit water also provides a daily dose of Vitamin C to revitalize and illuminate for radiant, younger looking skin.