Celimax The Vita A Retinol Shot Tightening Serum is a clinically proven anti-aging serum designed to target visible signs of aging, such as fine lines, uneven skin texture, and enlarged pores. Infused with 0.1% pure retinol, a powerful 9-peptide complex, and 1% panthenol, this serum firms and refines your skin while enhancing elasticity. With patented A-Shot™ technology (162,000 ppm), the formula ensures effective delivery and stability of active ingredients, boosting their performance deep within the skin.