it is easy for daily tend of whelk. cautions: 1. not applicable for eczema, sun burn, acute and subacute dermatitis, etc. 2. keep away from eyes. 3. not applicable for skin cockle. 4. while using this gelatin, do not use any cosmetic or cleanser which may case skin sting and even dilapidation, and lead to ill response. 5. better use it just before sleep, or sunlight will cause decomposing of the galatin. 6. do not use it in large skin area, daily amount should not exceed 10ml. 7. be cautious when use for children.