It is an important amino acid used widely in poultry
The enquiry launched by China concerns sales in the calendar year
It is expected that the investigation will conclude by April next year.
Evonik, a major supplier of methionine, said in a statement it fully supported the investigation, adding it had four facilities producing the amino acid across the globe that supplied more than 120 countries.
It said it would “provide competent bodies with all the necessary information and data. The company will cooperate fully in the ongoing