Hyaluronic Acid Serums not only plump and moisturize, they also help heal and comfort skin. Hyaluronic Acid Serums also prevent fine lines and wrinkles. As we age, our body produces less hyaluronic acid,  also known as sodium hyaluronate, which encourages fine lines on your face and creaky joints in your knees. The secret of hyaluronic acid serum is that it deeply penetrates the skin with moisture. When applied to your skin, hyaluronic acid serum helps the cells in your skin absorb to retain moisture. This gives your skin the soft and supple glow of youth that it`s been missing.