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Sawtooth Sciences
Sawtooth Sciences GLP RT (Retatrutide) 5mg research peptide vial

GLP RT

[Product type]
GLP-1/GIP agonists

GLP RT is a triple receptor agonist targeting GLP-1, GIP, and glucagon receptors simultaneously — a mechanism designed to combine incretin signaling with glucagon's effect on energy expenditure. As of 2026, it remains an investigational compound in Phase 3 clinical trials and has not received FDA approval for any indication.

Its triple-agonist mechanism has made it a focal point of current metabolic research, with studies examining its effects on glycemic regulation, energy balance, and weight-related pathways relative to single- and dual-agonist compounds already on the market.

This product is intended strictly for laboratory research use. It is not a drug, dietary supplement, or food product, has not been evaluated or approved by the FDA for any use, and is not for human consumption. Because GLP RT is still under clinical investigation, researchers should note that its safety and efficacy profile in humans remains incomplete.

Every lot is tested by an independent, accredited lab before it's listed — purity, heavy metals, endotoxins, and quantity — with the full Certificate of Analysis published and traceable to that specific lot.

[Price]$59.99
[In stock]

[Specifications]

Format
Lyophilized powder
Purity specification
≥99% (HPLC)
Quantity per vial
5mg
Molecular formula
C221H342N46O68
Molecular weight
~4731.33 g/mol
CAS number
2381089-83-2

[Storage & handling]

  • Store lyophilized (unreconstituted) vial at -20°C for long-term storage
  • Short-term storage at 2–8°C (refrigerated) is acceptable for up to several weeks
  • Protect from light
  • Keep sealed and away from moisture until use
  • Once reconstituted, store refrigerated at 2–8°C
  • Avoid repeated freeze-thaw cycles once reconstituted

[Lots & independent testing]

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