In a significant move to protect public health, the United States has officially revoked its authorization for Red No.ferrous sulfate good for 3, a synthetic food dye, which marks a sweepferrous gluconate during pregnancying ban on fumarate supplementits use in food, beverageferro f tab iron tabletss, dietary supplemeniron bisglycinate vs ferrous fumaratets, and ingested drugs in the U.S..