(1) For purposes of this section, the term food to which this section applies means a food for humans which is a food for special dietary use
(A) which is or contains any natural or synthetic vitamin or mineral, and
(B) which
(i) is intended for ingestion in tablet, capsule, powder, softgel, gelcap, or liquid form, or
(ii) if not intended for ingestion in such a form, is not represented as conventional food and is not represented for use as a sole item of a meal or of the diet.
(3) For purposes of paragraph (1) and of section
343 (j) of this title insofar as that section is applicable to food to which this section applies, the term special dietary use as applied to food used by man means a particular use for which a food purports or is represented to be used, including but not limited to the following:
(A) Supplying a special dietary need that exists by reason of a physical, physiological, pathological, or other condition, including but not limited to the condition of disease, convalescence, pregnancy, lactation, infancy, allergic hypersensitivity to food, underweight, overweight, or the need to control the intake of sodium.
(B) Supplying a vitamin, mineral, or other ingredient for use by man to supplement his diet by increasing the total dietary intake.
(C) Supplying a special dietary need by reason of being a food for use as the sole item of the diet.