According to a review by China Pharmaceutical Network, the world production of amino acids in 2016 was close to 8 million t and is expected to reach 11 million t in 2022. Amino acids used as feed additives such as lysine or threonine constituted about 52.5 % of the global market, with China as a major supplier. As of non-essential amino acids used in food production, China produces 50 % of all citrulline (10.000 t global market) and 80 % of all taurine (80.000 t world).
China Bio news release, July 26, 2017