Regulations last checked for updates: Feb 12, 2026

Title 21 - Food and Drugs last revised: Dec 18, 2026
§ 182.3109 - Thiodipropionic acid.

(a) Product. Thiodipropionic acid.

(b) Tolerance. This substance is generally recognized as safe for use in food when the total content of antioxidants is not over 0.02 percent of fat or oil content, including essential (volatile) oil content of the food, provided the substance is used in accordance with good manufacturing practice.

authority: 21 U.S.C. 321,342,348,371
source: 42 FR 14640, Mar. 15, 1977, unless otherwise noted.
cite as: 21 CFR 182.3109