Purslane, also known as longevity grass, extract from stems and leaves at low-temperature. Refined extract contains adrenaline going, nerve-stimulating hormone (vasoconstriction with play effectiveness, low blood pressure and reduce anti-tissue bleeding function); also contains nutrients, vitamins, amino acid and licorice flavonoid glycosides, has a special pharmacological effect. Such as the treatment of burns, skin pain, itching, eczema and abscesses, it is widely used in cosmetics as additives with acne, anti-inflammatory, anti-irritant, anti-allergic activity.