c) The maximum contents of natural vitamins and minerals in foods In accordance with RNI levels provided by suppliers shall not exceed the tolerable upper ingestion levels of this sort of nutritional vitamins and minerals specified in Appendix 02 enclosed herewith.Do ?ó, n?u mu?n s? d?ng k?t h?p nhi?u lo?i th?c ph?m b?o v? s?c kh?e v?i nhau thì b