姜黄素（ｃｕｒｃｕｍｉｎ）是从姜科姜黄属植物姜黄（ｃｕｒｃｕｍａｌｏｎｇａ）根茎中提取的一种酚性色素 ,由于其色泽稳定且毒性很低（小鼠灌胃的ＬＤ５０ ＞２ｇ／ｋｇ） ,目前已广泛应用于食品添加剂和染料中。在姜黄素的药用价值方面 ,众多的动物实验表明 ,它还具有广泛 Curcumin is a phenolic pigment extracted from the rhizome of curcuma turmeric (curcumalonga). It is widely used because of its stable color and low toxicity (LD50 > 2g/kg). Used in food additives and dyes. In the medicinal value of curcumin, numerous animal experiments show that it also has a wide range of