Melatonin
STRONG EVIDENCEAlso known as: N-acetyl-5-methoxytryptamine
Research material — oral supplements are separately regulated
Educational Overview
A well-characterised hormone central to circadian regulation. Oral forms are widely available as regulated dietary supplements; this is supplied as research material.
Research Mechanism
Acts on MT1 and MT2 receptors involved in circadian phase signalling — among the best-characterised mechanisms in this catalog.
Areas of Study
- Circadian biology
- Chronobiology research
Safety Considerations
Oral melatonin is well studied as a supplement. Injectable or research-supplied forms are not approved and not for human use.
Frequently Asked Questions
Is this approved for human use?
No. This material is supplied for laboratory research use only by qualified businesses and institutions. It is not a medicine and is not for human or veterinary consumption.
How do I get pricing?
Request a quote and our team will respond with current pricing and available sizes for your account.
Do you provide purity documentation?
Certificates of analysis are available to approved accounts. Contact our team for batch-specific documentation.
References
References pending editorial review
We publish citations only after a qualified reviewer has verified them against the primary literature. We do not list references we have not checked. (1 queued.)
Last reviewed: 2026-07-23 · Status: in_review · References verified by editorial review before publication.
Disclaimer: Educational only. Not medical advice, diagnosis, or treatment. For research and educational purposes. Consult a licensed medical professional.