---
kind: "unit"
title: "21"
title_heading: "Food and Drugs"
key: "chI/subchB/part170"
level: "part"
label: "Part 170"
heading: "Food Additives"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/21/chI-subchB-part170"
sections_count: 41
---

# Part 170 — Food Additives

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 — General Provisions](/cfr/21/chI-subchB-part170-subpartA.md)
- [Subpart B — Food Additive Safety](/cfr/21/chI-subchB-part170-subpartB.md)
- [Subpart C — Specific Administrative Rulings and Decisions](/cfr/21/chI-subchB-part170-subpartC.md)
- [Subpart D — Premarket Notifications](/cfr/21/chI-subchB-part170-subpartD.md)
- [Subpart E — Generally Recognized as Safe (GRAS) Notice](/cfr/21/chI-subchB-part170-subpartE.md)