21 CFR § 172.235
Morpholine
June 25, 2020
Morpholine may be safely used as a component of food, subject to the following restrictions.
(a) It is used as the salt(s) of one or more of the fatty acids meeting the requirements of §172.860, as a component of protective coatings applied to fresh fruits and vegetables.
(b) It is used at a level not in excess of that reasonably required to produce its intended effect.