On March 30, 2021, the State Administration of Market Supervision (SAMS) issued a Circular on the Failure of 9 Batches of Foods, Including Mengniu's Rui Nui En Milk Powder. Among them, Mengniu Ruifuian Milk Powder (infant formula milk powder) was listed as one of them with fluoride exceeding the standard.

Consumers should choose regular channels and brands when purchasing milk powder, and check the product's production date and quality inspection report and other information to protect consumers' rights and health.