1)Feed grade additives,best price 2)Promote protein synthesis,fat break 3)Improve flavor,meat color,growth ... as methionine. (2) involved in fat metabolism and promote protein synthesis. Add in the pig compound betaine hydrochloride, can increase ... broiler carcass quality and breast muscle, reduce abdominal deposition, lower feed conversion. (3) with attractant activity. Complex betaine can stimulate ...