AOAC SPDS Meeting Book March 19 2015

Significance • Promotes calcium absorption • Essential for bone growth • Prevents Rickets in Children • Prevents osteomalacia in adults C bi i h C l i d l f • om ne w t a c um, protects a u ts rom  osteoporosis

General Analytical Needs

• Method should  – Separate and accurately determine both Vitamin D 2 and D 3 – Also determine the above in raw materials used to  produce/formulate dietary supplements – Determine Pre Vitamin D 2 – Determine 25 Hydroxy D 2 and D 3

and D 3