Vitamin D2 may be used safely in foods as a nutrient supplement defined under § 170.3(o)(20) of this chapter in accordance with the following prescribed conditions: (a) Vitamin D2, also known as ergocalciferol, is the chemical 9,10- seco(5Z,7E,22E)-5,7,10
CFR 21-172.379-2013 history
2013CFR 21-172.379-2013 Food and drugs. Part172:Food additives permitted for direct addition to food for human consumption. Section172.379:Vitamin D2.