Skip to content
§OpenCFR
RulesCurrent RulesComingWhat's ComingGuidesAbout
Code of Federal Regulations › Title 21 › Part 189

Part 189 — Substances Prohibited from Use in Human Food

Current through Sep 8, 2026

Authority: 21 U.S.C. 321, 342, 348, 371, 381.

Source: 42 FR 14659, Mar. 15, 1977, unless otherwise noted.

Editorial Note: Nomenclature changes to part 189 appear at 61 FR 14482, Apr. 2, 1996; 66 FR 56035, Nov. 6, 2001; 70 FR 40880, July 15, 2005; and 70 FR 67651, Nov. 8, 2005.

Sections

  • § 189.1 Substances prohibited from use in human food.
  • § 189.5 Prohibited cattle materials.
  • § 189.110 Calamus and its derivatives.
  • § 189.113 Cinnamyl anthranilate.
  • § 189.120 Cobaltous salts and its derivatives.
  • § 189.130 Coumarin.
  • § 189.135 Cyclamate and its derivatives.
  • § 189.140 Diethylpyrocarbonate (DEPC).
  • § 189.145 Dulcin.
  • § 189.155 Monochloroacetic acid.
  • § 189.165 Nordihydroguaiaretic acid (NDGA).
  • § 189.175 P-4000.
  • § 189.180 Safrole.
  • § 189.190 Thiourea.
  • § 189.191 Chlorofluorocarbon propellants.
  • § 189.220 Flectol H.
  • § 189.240 Lead solders.
  • § 189.250 Mercaptoimidazoline and 2-mercaptoimidazoline.
  • § 189.280 4,4′-Methylenebis (2-chloroanaline).
  • § 189.300 Hydrogenated 4,4′-isopropylidene-diphenolphosphite ester resins.
  • § 189.301 Tin-coated lead foil capsules for wine bottles.
Not legal advice. The eCFR is an editorially compiled, unofficial edition of the CFR; official editions are published by the Office of the Federal Register on govinfo.gov. About OpenCFR · Interpretation letters · Privacy