21 CFR Part 111 · Current Good Manufacturing Practice in Manufacturing, Packaging, Labeling, or Holding Operations for Dietary Supplements

21 CFR 111.77

What must you do if established specifications are not met?

21 CFR 111.77 is the regulation titled “What must you do if established specifications are not met?” in 21 CFR Part 111, Current Good Manufacturing Practice in Manufacturing, Packaging, Labeling, or Holding Operations for Dietary Supplements. Since 2021, 1 FDA warning letter has cited it.

Letters citing it
1 since 2021
Jan 1 to Oct 30, 2026
0 against 0 on the same dates in 2025
Most often cited with
21 CFR 111.113, in 1 letter
Closed out
0% of these letters have a published close-out
See the letter citing 21 CFR 111.77 →

Letters citing it, by year issued

It is a drug letter. 2026 runs to Oct 30, 2026. Pick a year to see its letters.

  1. 02021
  2. 02022
  3. 12023
  4. 02024
  5. 02025
  6. 02026

The regulation

Read the text of 21 CFR 111.77 (eCFR, as of Sep 1, 2026)

(a) For specifications established under § 111.70(a), (b)(2), (b)(3), (c), (d), (e), and (g) that you do not meet, quality control personnel, in accordance with the requirements in subpart F of this part, must reject the component, dietary supplement, package or label unless such personnel approve a treatment, an in-process adjustment, or reprocessing that will ensure the quality of the finished dietary supplement and that the dietary supplement is packaged and labeled as specified in the master manufacturing record. No finished batch of dietary supplements may be released for distribution unless it complies with § 111.123(b).

(b) For specifications established under § 111.70(b)(1) that you do not meet, quality control personnel must reject the component and the component must not be used in manufacturing the dietary supplement.

(c) For specifications established under § 111.70(f) that you do not meet, quality control personnel must reject the product and the product may not be packaged or labeled for distribution as a dietary supplement.

Text from eCFR as of Sep 1, 2026.

Cited alongside it

Regulations that appear in the same letters as 21 CFR 111.77.

Latest letters citing it

The letter citing 21 CFR 111.77 that FDA posted most recently.

See the letter citing 21 CFR 111.77 →
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