11.—(1) Subject to paragraph (2) below, in relation to the manufacture of any infant formula or any follow-on formula, the requirements specified in Schedule 1 or Schedule 2, as appropriate, in respect of vitamins, mineral substances, amino acids and other nitrogen compounds, and other substances having a particular nutritional purpose shall only be satisfied by the use in the process of manufacture of the vitamin formulations, permitted salts, amino acids and other nitrogen compounds and other substances listed in Schedule 3.
(2) In the case of a vitamin or a mineral substance listed in column 1 of Schedule 3 the vitamin formulation or permitted salt to be used shall be one of those listed in column 2 of that Schedule in relation to the vitamin or mineral substance in question.