Xiang Yan amino acid mild cleansing foam is good. Amino acid facial cleanser is gentle and skin-friendly, with good cleaning power, not tight and moisturizing, suitable for any skin type. Amino acid surfactant is the main cleaning component in amino acid facial cleanser. Its pH value is close to human body, which is mild and non-irritating, and its cleaning power is moderate. It will not destroy the skin barrier and dehydrate the skin due to excessive cleaning.