Regulations last checked for updates: Nov 25, 2024

Title 21 - Food and Drugs last revised: Nov 21, 2024
§ 172.190 - THBP.

The food additive THBP (2,4,5-trihydroxybutyrophenone) may be safely used in food in accordance with the following prescribed conditions:

(a) The food additive has a melting point of 149 °C-153 °C.

(b) It is used as an antioxidant alone or in combination with other permitted antioxidants.

(c) The total antioxidant content of a food containing the additive will not exceed 0.02 percent of the oil or fat content of the food, including the essential (volatile) oil content of the food.

source: 42 FR 14491, Mar. 15, 1977, unless otherwise noted.
cite as: 21 CFR 172.190