With a velvety texture, this formula melts into your skin to lock in moisture and intensely hydrate. It helps to combat fine lines and wrinkles, dryness, and loss of firmness. With a velvety texture, this formula melts into your skin to lock in moisture and intensely hydrate. It helps to combat fine lines and wrinkles, dryness, and loss of firmness. After SK-II scientists observed the soft and youthful hands of aged sake brewers, they spent over five years isolating the single yeast strain that held the secret to soft, clear skin. With that, they developed their signature ingredient "Pitera" - a clear liquid rich in vitamins, amino acids, minerals, and organic acids derived from a controlled natural fermentation process.