Hydra Booster, Skin Perfusions powerful ‘plumping serum’ contains 2.5% hyaluronic acid. Hyaluronic acid, known for its capacity to act as a water catcher and immediately enhance the skin moisture, can hold up to 1000 times its own weight. Clinical studies has shown significant improvement in the skin hydration and radiance by adding Hydra Booster to your skincare routine.