The moisturizing amino acid penetrates into the stratum corneum and effectively locks in the skin's moisture, providing a "reservoir" for dry skin, leaving the skin plump and moisturized. Improves the skin's ability to lock water, strengthens skin barriers and defense functions, bids farewell to disordered texture caused by dryness, and leaves skin smooth and elastic. Mild and low irritation: It is specially designed for the sensitive muscles and dry muscles with defensive function of the skin. It is very suitable for the state of unstable skin condition during the season.