In March 2021, China released the new natferrous sulfate drug classioferrous fumarate livogennal food safety standards for ferro tab ferrous fumarate 200 mginfant formula (GB 10765-2021), follow-up infant formula ferrous sulfate liquid dosage(GB 19766-2021), and young children formula (GB 10767-2021). These three standards replace GB 10765-2010 and GB 10767-2010, and will be effective from Februaferrous sulfate heptahydrate sdsry 22, 2023 (which means there’s a two-year grace period).