脂肪酶在动物消化道内催化甘油三酯的水解反应，能有效弥补特定阶段或应激状态下动物内源脂肪酶分泌不足的问题，提高饲料中油脂消化利用率，有效提高饲料可利用能量水平。
　Lipase catalyzes the hydrolysis of triglyceride in the Alimentary Canal of animals, which can make up for the deficiency of endogenous lipase secretion in specific stage or stress state, and improve the digestibility and utilization of oil in feed, effectively improve the energy level of feed available.