Code of Federal Regulations > Title 21 > Chapter I - CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED)

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Feb 10, 2026

Part 170 [§ 170.3 - § 170.285] - PART 170—FOOD ADDITIVES

Part 171 [§ 171.1 - § 171.130] - PART 171—FOOD ADDITIVE PETITIONS

Part 172 [§ 172.5 - § 172.898] - PART 172—FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN CONSUMPTION

Part 173 [§ 173.5 - § 173.405] - PART 173—SECONDARY DIRECT FOOD ADDITIVES PERMITTED IN FOOD FOR HUMAN CONSUMPTION

Part 174 [§ 174.5 - § 174.6] - PART 174—INDIRECT FOOD ADDITIVES: GENERAL

Part 175 [§ 175.105 - § 175.390] - PART 175—INDIRECT FOOD ADDITIVES: ADHESIVES AND COMPONENTS OF COATINGS

Part 176 [§ 176.110 - § 176.350] - PART 176—INDIRECT FOOD ADDITIVES: PAPER AND PAPERBOARD COMPONENTS

Part 177 [§ 177.1010 - § 177.2910] - PART 177—INDIRECT FOOD ADDITIVES: POLYMERS

Part 178 [§ 178.1005 - § 178.3950] - PART 178—INDIRECT FOOD ADDITIVES: ADJUVANTS, PRODUCTION AIDS, AND SANITIZERS

Part 179 [§ 179.21 - § 179.45] - PART 179—IRRADIATION IN THE PRODUCTION, PROCESSING AND HANDLING OF FOOD

Part 180 [§ 180.1 - § 180.37] - PART 180—FOOD ADDITIVES PERMITTED IN FOOD OR IN CONTACT WITH FOOD ON AN INTERIM BASIS PENDING ADDITIONAL STUDY

Part 181 [§ 181.1 - § 181.34] - PART 181—PRIOR-SANCTIONED FOOD INGREDIENTS

Part 182 [§ 182.1 - § 182.8997] - PART 182—SUBSTANCES GENERALLY RECOGNIZED AS SAFE

Part 184 [§ 184.1 - § 184.1985] - PART 184—DIRECT FOOD SUBSTANCES AFFIRMED AS GENERALLY RECOGNIZED AS SAFE

Part 186 [§ 186.1 - § 186.1839] - PART 186—INDIRECT FOOD SUBSTANCES AFFIRMED AS GENERALLY RECOGNIZED AS SAFE

Part 189 [§ 189.1 - § 189.301] - PART 189—SUBSTANCES PROHIBITED FROM USE IN HUMAN FOOD

Part 190 [§ 190.6 - § 190.6] - PART 190—DIETARY SUPPLEMENTS

Part 191-199 - PARTS 191-199 [RESERVED]