(a)
(1) It shall be unlawful for any person to manufacture, mix, compound, sell, or offer for sale within this state or to ship into this state for human consumption in this state any flour, as defined in § 20-57-302, unless the following vitamins and other ingredients are contained in each pound of flour:
(A) Not less than two milligrams (2 mg) of vitamin B1 (thiamin);
(B) Not less than one and two-tenths milligrams (1.2 mg) of riboflavin;
(C) Not less than sixteen milligrams (16 mg) of niacin (nicotinic acid) or nicotinic acid amide (niacin amide); and
(D) Not less than thirteen milligrams (13 mg) of iron (Fe).
(2) In addition to the above ingredients, the enrichment of self-rising flour requires not less than five hundred milligrams (500 mg) of calcium.
(b) The ingredients and amounts listed in subsection (a) of this section are in accordance with the definition of enriched flour as promulgated by the United States Food and Drug Administration, 21 C.F.R. § 137.165.
(c) The enrichment of flour shall be accomplished by a milling process, addition of vitamins from natural or synthetic sources, addition of minerals, by a combination of these methods, or by any method which is permitted by the United States Food and Drug Administration with respect to flour introduced into interstate commerce.
(d) The Secretary of the Department of Health is empowered with the authority and directed to change, or add to, the specifications for ingredients and the amounts thereof required to conform to the federal definition of enriched flour when promulgated or as may from time to time be amended.
(e) Iron shall be added only in forms which are assimilable and harmless and which do not impair the enriched flour.
(f)
(1) The terms of this section shall not apply to flour sold to distributors, bakers, or other processors if the purchaser furnishes to the seller a certificate in such form as the secretary shall by rule prescribe, certifying that the flour will be:
(A) Resold to a distributor, baker, or other processor;
(B) Used in the manufacture, mixing, or compounding of flour, white bread, or rolls enriched to meet the requirements of this subchapter; or
(C) Used in the manufacture of products other than flour, white bread, or rolls.
(2) It shall be unlawful for any purchaser so furnishing any such certificate to use or resell the flour so purchased in any manner other than as prescribed in this section.