Lipo Su is a micro-encapsulated fat powder, made of corn syrup and casein as wall materials and emulsified oil droplets as the core. It is the first of such feed compounds in Chinese market to use the patented technology of micro encapsulation. The size of emulsified oil droplets is similar to that of the maternal milk fat, which is conducive to the improvement of lipid digestibility, especially in young and lactating animals.