IT COSMETICS Hello Results Wrinkle-Reducing Daily Retinol Serum-in-Cream NEW USA FREE DELIVERY via USPS First Class with Tracking Number Developed with IT Cosmetics’ board of plastic surgeons and dermatologists this formula starts to visibly improve skin's surface in as little as one hour. The formula features dual retinol—a blend of free and encapsulated retinol—and tone-evening niacinamide for clinical results on more than just wrinkles. Research Results: In a 12-week clinical study: - 22% reduction in wrinkles was measured - 35% increase in firmness was measured - 25% reduction in dark spots was measured In a 12-week consumer perception study on 47 subjects in the US: - 93% say product does not cause discomfort upon application Tip: If you are new to using retinol, it is recommended that you add Hello Results Wrinkle Reducing Retinol Cream to your nighttime routine paired with your favorite moisturizer. Start by using once a week and gradually increase the frequency. Always remember to use an SPF in the day time.