七叶树属

Escin (Aescin) 是从七叶树种子中分离得到的一种三萜皂苷，有血管保护、抗炎、抗水肿和抗伤害作用。

Escin IIB has positive effects on acute inflammation in animals, it can inhibit the induced by serotonin in rats, the hind paw edema induced by carrageenin, and the scratching behavior induced by compound 48 80 in mice.

Aescin IIA is a natural product