On November 9, 2022, the National Pharmaceutical Regulatory Agencferrous sulfate 25 mgy (NPRA) of the Ministry of Health Malaysia issued a “Guidance on the Acceptance Criteria of Quantification by Input (QBI) of Activcarbonyl iron vs ferrous fumaratee Ingredients Claimed on Label of Traditional Medicine and Health Supplement (TMHS) Products1 (hereinafter the ferrous sulfate therapeutic useGuidance) to expound the situations in which the actihow much iron in ferrous sulfateve ingredients in TMHS products coudyna ferrous fumarate tablet 200mgld be quantified by input.