### Question
How is the term milk defined?


### Answer
The term **milk** is defined in *21 CFR § 101.4* as the following:

> cow's milk, which may be adjusted by separating part of the fat therefrom or by adding thereto one or more of the following: Cream, skim milk, concentrated skim milk, nonfat dry milk, water in a quantity sufficient to reconstitute any concentrated skim milk or nonfat dry milk used.

#### Citation:
  - *21 CFR § 101.4*
