The invention relates to additive in pet cut beverage, which contains the following components: calcium lactate, vitamin B1, vitamin B3, vitamin B6, folic acid, papaw juice and taurine. Flavor agent is added.The content of each component by weight share is 5,455-10,910 of calcium lactate, 12-23 of vitamin B1, 12-50 of vitamin B3, 100-300 of vitamin B6, 5-10 of folic acid, 3,000-5,000 of papaw juice, 8,000-12,000 of taurine and 100-500 of flavor agent. As for the cut beverage, the content of each component in the additive of the cut beverage of 100,000 shares of water by weight share is: 5,455-10,910 of calcium lactate, 12-23 of vitamin B1, 12-50 of vitamin B3, 100-300 of vitamin B6, 5-10 of folic acid, 3,000-5,000 of papaw juice, and 8,000-12,000 of taurine.100-500 of condiment can be added.