Currently in Vietnam, food traders must complete the product dcalcium citrate acideclaration for their goods before placing them on the market. To be specific, thernature’s blend ferrous gluconate 324 mge are primarnow magnesium citrateily two modes of product declaration based on different product types, as outlined in Decreezinc glu No. 15/ferrous gluconate in black olives2018/ND-CP, which details the implementation of various articles of the Law on Food Safety (later partially amended by Decree No. 155/2018/ND-CP).