Repair function. The polypeptide stock solution has the functions of repairing acne marks, improving skin dullness, promoting skin metabolism and making skin white and translucent. At the same time, the polypeptide stock solution also has the effects of lifting, firming, anti-wrinkle and whitening, which can reduce color spots, fight free radicals and replenish water strongly. Usually after cleansing, apply the stock solution directly to your face.