Recently, the renowned Japanese company, Kobayasfermented iron bisglycinate vs ferrous bisglycinate chelatehi Pharmaceutical Company,ferrous fumarate effects Limited (hereinafter the "Kobayashi"), has been hit by a severe food safety crisis resulting in multiple reported fatalities, which is considered as a major safety accident since Japan&39;s implementation of tferrous fumarate iron absorptionhe "health functional food system". The product at the center of the controversy is a "Fowhat are the side effects of ferrous sulfateod with Function Claims (FFC)" containing beni koji ingredient. As of March 31, 5 people have died, and aferrous fumarate vit b12 and folic acid total of 157 person-times have been hospitalized for treatment.