1,high-purity betaine Manufacturer. 2,Passed HACCP,ISO9001:2008,ISO22000:2005 certification. 3,NO.1 in domestic Factory. Name: high-purity betaine ... USAGE:1,Supply methyl groups to partially replace methionine and Choline Chloride.2,Enhance fat ... raise broiler feed rate and promote its growth speed.5,It can improve piglet feed rate, promote fat metabolism, ...