Hakuhyoki Hadapure Hydra Moist Gel, 130gMoisture is essential for clear, watery skin. HAbooster, the next generation hyaluronic acid, is an ingredient developed by Kewpie Corporation. This ingredient is essential for skin hydration, but its ultra low molecular weight allows it to penetrate deep into the stratum corneum. This has been confirmed by the company's testing. Once penetrated, HAbooster stimulates the skin's collagen cycle, giving skin firmness. It's perfect for treating areas with