Nano nutrient microemulsion and preparation method thereof

The invention provides a nano nutrient microemulsion and a preparation method thereof. The nano nutrient microemulsion comprises active components, auxiliary materials and a solvent, wherein the active components comprise vitamins and amino acid, and the auxiliary materials comprise an emulsifier and an assistant emulsifier. According to parts by weight, the active components particularly comprise 5-50 parts of vitamin A, 1-10 parts of vitamin D3, 1-10 parts of vitamin E, 1-5 parts of vitamin B1, 1-5 parts of vitamin B 6, 0.01-0.5 part of vitamin B12, 1-10 parts of vitamin C, 1-10 parts of vitamin K, 1-10 parts of D-calcium pantothenate, 0.5-5.0 parts of L-lysine, 0.5-5.0 parts of DL-methionine and 0.5-5.0 parts of L-arginine. The invention further provides the preparation method for the nano nutrient microemulsion, which prepares the oil-in-water microemulsion by uniformly mixing an oil phase with an aqueous phase. With stable thermodynamic property, high bioavailability, simple preparation method and easy o