What is Alanyl-L-glutamine?

The short answer

Alanyl-L-glutamine is a peptide, a short chain of amino acids.

  • What it is

    Alanyl-L-glutamine: Dipeptide.

    Stable glutamine source.

  • What people look into

    Muscle and exercise

Get updates on Alanyl-L-glutamine

What it is

Also known as
alanyl glutamine, l-alanyl-l-glutamine
How it works
Stable glutamine source.

Regulatory status

Not FDA-approved How we label status

As of October 4, 2026, Alanyl-L-glutamine is not FDA-approved for any use and is not on FDA's 503A bulks list.

See Alanyl-L-glutamine in the Index →

Federal (FDA)
Not FDA-approved (as a drug)
503A compounding
Category 1 (interim; enforcement discretion); not on 216.23 as of 2026-10-07 (as of October 7, 2026)
PCAC history
2015-10-27/28: voted not to include (vote count not confirmed), FDA proposed exclusion 2019-09-05, never finalized

References

Sources as of October 4, 2026

  1. FDA: www.fda.gov/media/94155/download
  2. Federal Register: www.federalregister.gov/d/2019-18951
  3. eCFR: www.ecfr.gov/current/title-21/chapter-I/subchapter-C/part-216/subpart-B/section-216.23