GreatSkin 100% Pure Hyaluronic Moisturizer, 1 oz. by GreatSkin. $39.00. New! This ultimate moisturizer contains the latest breakthrough in anti-aging technology. Hyaluronic acid is being touted as the key to the fountain of youth! It has been clinically proven to stimulate new cell growth, giving skin a polished, healthful glow. & #8232;Use after exfoliating to protect, hydrate and moisturize. Apply to skin in a thin layer and let dry morning and night. 1 oz.