Food lis ferrous gluconate good for iron deficiencyabeling is required for containers and packaging, but similarly, when using containers and packaging of the applicable material, it is necessary to display the "identification mark", the so-called recycling mark. Containers here referrous sulfate 50 mg tabletfers to the items cbest iron ferrous sulfate supplementontain products, such as bottles, cans, and bags; package refers tferrous fumarate every other dayo those wrap products, including packaging papers and wrapping films. They become useless after the products are consumed or taken out from themferrous fumarate and folic acid tablets 1mg.