11.8.8. Subject to subparagraphs 1 to 5 of the first paragraph of section 11.8.1 and section 11.8.7, no person may add any ingredient to the dairy products referred to in those provisions, except lactase, flavouring preparations that meet the standards under Division 10 of Part B of the Food and Drug Regulations (C.R.C., c. 870) and, if such a preparation is added, sweeteners, salt, food colours, stabilizers and not more than 0.5% starch.