PDRN FIRMING BOOSTING AMPOULE (30 ml/1.01 fl oz) contains 300,000 ppm of PDRN Complex, hydrolyzed collagen and elastin to promote firmer looking skin. PDRN COMPLEX containing salmon-extracted DNA, the main active ingredient found in PDRN Firming Boosting Ampoule, helps promote tissue regeneration, improves skin texture and firmness, and reduces inflammation. PDRN also helps enhance the activity of fibroblasts, which are cells responsible for producing collagen and elastin, resulting in increased skin elasticity and firmness. YOUTHFUL APPEARANCE - In addition to PDRN, 100 ppm of retinol & pot marigold oil, 2,500 ppm of ceramide, and Panax ginseng vesicles have been added to this product to help promote the formation of collagen and reduce the appearance of fine lines and wrinkles. HOW TO USE - Apply an appropriate amount of ampoule to your skin after cleansing and toning your face, gently tap in for better absorption. Pairing this product with Derma Pulse Booster Multi-Shot, our pro-level microcurrent beauty device, will bring out maximum results. ABOUT CENTELLIAN 24 - Centellian 24 is a derma-cosmetic brand that offers innovative and effective everyday skincare solutions based on Dongkook Pharmaceutical's skin science technology developed for over half a century; since 1968. We leverage the healing power of centella asiatica and our expertise in skin science to develop products to repair your skin and keep your skin healthy and youthful for 24 hours at a time. Centellian 24 PDRN Firming Boosting Ampoule (1.01 fl oz) - Improved Skin Elasticity by Dongkook Pharmaceutical. PDRN 300,000 ppm, Hydrolyzed Collagen & Elastin.