Free same-day US shipping on orders over $150.00 · bulk pricing on 2+ vials
Home / Catalog / KL-3 RT
Lab tested99.1% pureKL-3 RT research vial
GLP-1 / GIP / Glucagon Tri-Agonist

KL-3 RT

CAS 2381089-83-2Metabolic & Weight

An investigational triple agonist of the GIP, GLP-1 and glucagon receptors. Studied in metabolic, glucose-regulation and body-weight research models.

Dosage
Quantity
1
$51.99$5.20/mg
Bundle & Save
Buy more, save up to 20% — add 1 more for 10%
$98.01 to free shippingSame-day US dispatch
COA on every lotThird-party tested
Secure checkoutEncrypted payment
Research use only. Sold strictly for laboratory and research use — not a drug, food, cosmetic, or supplement, and not for human or veterinary consumption.

Certificate of Analysis

Third-party tested · ISO/IEC 17025 accredited
LatestISO 170257× testing
99.1%
Purity
Passed full QC panel
VariantKL-3 RT 10 mg
Lot #RE1001
Labeled10 mg
Actual10.21 mg
TestedMay 29, 2026
Full QC panel7× tested
Purity (HPLC)99.1%
Net peptide content10.21 mg
Identity (HPLC-MS)Confirmed
Heavy metals (ICP-MS)Not detected
Sterility (PCR)No growth
Endotoxin (LAL)< 0.5 EU/mg
LatestISO 170257× testing
99.1%
Purity
Passed full QC panel
VariantKL-3 RT 15 mg
Lot #RE1002
Labeled15 mg
Actual15.27 mg
TestedMay 14, 2026
Full QC panel7× tested
Purity (HPLC)99.1%
Net peptide content15.27 mg
Identity (HPLC-MS)Confirmed
Heavy metals (ICP-MS)Not detected
Sterility (PCR)No growth
Endotoxin (LAL)< 0.5 EU/mg
LatestISO 170257× testing
99.1%
Purity
Passed full QC panel
VariantKL-3 RT 20 mg
Lot #RE1003
Labeled20 mg
Actual20.33 mg
TestedApr 30, 2026
Full QC panel7× tested
Purity (HPLC)99.1%
Net peptide content20.33 mg
Identity (HPLC-MS)Confirmed
Heavy metals (ICP-MS)Not detected
Sterility (PCR)No growth
Endotoxin (LAL)< 0.5 EU/mg
LatestISO 170257× testing
99.1%
Purity
Passed full QC panel
VariantKL-3 RT 30 mg
Lot #RE1004
Labeled30 mg
Actual30.39 mg
TestedApr 16, 2026
Full QC panel7× tested
Purity (HPLC)99.1%
Net peptide content30.39 mg
Identity (HPLC-MS)Confirmed
Heavy metals (ICP-MS)Not detected
Sterility (PCR)No growth
Endotoxin (LAL)< 0.5 EU/mg
LatestISO 170257× testing
99.1%
Purity
Passed full QC panel
VariantKL-3 RT 60 mg
Lot #RE1005
Labeled60 mg
Actual60.45 mg
TestedApr 2, 2026
Full QC panel7× tested
Purity (HPLC)99.1%
Net peptide content60.45 mg
Identity (HPLC-MS)Confirmed
Heavy metals (ICP-MS)Not detected
Sterility (PCR)No growth
Endotoxin (LAL)< 0.5 EU/mg

Frequently researched together

Compounds commonly studied alongside KL-3 RT.

Compound Information

Technical specifications
Molecular profile

What is KL-3 RT?

An investigational triple agonist of the GIP, GLP-1 and glucagon receptors. Studied in metabolic, glucose-regulation and body-weight research models.

TypeSynthetic peptide
CAS number2381089-83-2
Molecular weight4731.3 g/mol
Molecular formulaC221H342N46O68
FormLyophilized powder
Read the full research: Retatrutide: Mechanism of Action

Storage & Stability

Keep it research-grade
Avoid freeze/thaw cyclesProtect from lightKeep refrigerated
Lyophilized (powder)
−20°C · 24+ months
Reconstituted
2–8°C · ~4 weeks

Complete your order

Everything you need to reconstitute and run your research.

Alcohol Prep Pads
Sterile · box of 100
$9.99
Bacteriostatic Water
10 mL · for reconstitution
$10.99
Insulin Syringes
0.5 mL · 31G · box of 10
$19.99
Sterile Empty Vials
10 mL · pack of 5
$12.99

Disclaimer. This compound has not been evaluated by the FDA. It is not intended to diagnose, treat, cure, or prevent any disease, and is not a drug, food, cosmetic, or dietary supplement.

Terms of sale. By purchasing, you affirm that you are at least 21 and a qualified researcher (or acting on behalf of a qualified laboratory or institution). You assume full responsibility for safe handling, storage, use, and disposal in compliance with all applicable laws. Orders may be subject to verification; all sales are final.

KL-3 RT$51.99