Lamelle Correctives RA 5.0 SerumAchieve blooming skin regardless of your age. RA 5. 0 can reduce fine lines and wrinkles after just 2 3 applications. Key Benefits: Reinforces collagen production Reduces the appearance of fine lines and wrinkles Enhances exfoliation Creates smoother, more resilient skin No need for a prescription No risk of retinoid associated reactions Description How To Use Key Ingredients Retinol is a sought after vitamin that is highly beneficial for the skin.