The invention relates to a moisturizing dressing with the function of repairing the epidermis, which comprises the following components in percentage by weight: high molecular weight sodium hyaluronate 0.03%-2%, polystyrene sodium sulfonate 0.03%-8%, xanthan gum 0.03%‑2%, sodium polyacrylate 0.02%‑2%, carbomer 0.05%‑3%, low molecular weight hyaluronic acid sodium 0.03%‑2%, amino acid moisturizer 0.2%‑6%, hydrolyzed glucosaminopoly Sugar 0.01%‑5%, Luba Oil 0.3%‑6%, Glycerin 1%‑10%, Propylene Glycol 0.5%‑10%, Butanediol 0.5%‑12%, Centella Asiatica Extract 0.1%‑8%, Allantoin 0.01%-3%, preservative 0.01%-0.4%, pH regulator 0.01%-1%, water balance. The product of the invention has the effects of supplementing skin moisture, locking skin moisture and repairing skin barrier. It is suitable for inflammatory skin, allergic skin, skin trauma and post-laser repair. It fundamentally solves the problem of skin damage, and it is not easy to relapse after healing.