---
kind: "unit"
title: "21"
title_heading: "Food and Drugs"
key: "chI/subchB/part178"
level: "part"
label: "Part 178"
heading: "Indirect Food Additives: Adjuvants, Production Aids, and Sanitizers"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/21/chI-subchB-part178"
sections_count: 47
---

# Part 178 — Indirect Food Additives: Adjuvants, Production Aids, and Sanitizers

Title 21 C.F.R. — Food and Drugs › Chapter I — Food and Drug Administration, Department of Health and Human Services › Subchapter B — Food for Human Consumption

## Contents

- [Subpart A — Subpart A [Reserved]](/cfr/21/chI-subchB-part178-subpartA.md)
- [Subpart B — Substances Utilized To Control the Growth of Microorganisms](/cfr/21/chI-subchB-part178-subpartB.md)
- [Subpart C — Antioxidants and Stabilizers](/cfr/21/chI-subchB-part178-subpartC.md)
- [Subpart D — Certain Adjuvants and Production Aids](/cfr/21/chI-subchB-part178-subpartD.md)