Hyaluronic Acid is a naturally occurring moisturiser that we produce in our bodies, but not in our skin.Enhanced by a range of natural ingredients, this serum quenches even the thirstiest skin.Q+A Hyaluronic Acid Facial Serum uses three main ingredients that are designed to promote healthier skin: Hyaluronic Acid (don\'t let \'acid\' put you off!) we produce it naturally in our own bodies too! It helps to rejuvenate, hydrate and promote healthy skin. And also has anti-ageing properties. Biosaccharide Gum, made through the process of plant fermentation, assists in intensely moisturising and reducing the appearance of fine lines. Betaine, produced from the by product of sugar beet, assists in balancing moisture levels and ensures our serum is non-sticky.