GLP-3 RT

Metabolic Research Peptide

Size: 10mg

$65.00

GLP-3 RT is a single-molecule triple agonist of the GLP-1, GIP, and glucagon receptors, studied for metabolic regulation, appetite signaling, and energy balance in research models.

GLP-3 RT

Triple receptor peptide that targets GLP-1, GIP, and glucagon pathways
Studied for metabolic-regulation signaling in research models
Investigated for appetite-signaling and energy-balance pathways
Long-acting profile in research settings
Typically referenced in once-weekly research protocols

Research Use Notes

Supplied as lyophilized powder
Requires reconstitution before use
Research Water required for mixing (sold separately)
Allow powder to fully dissolve

Storage

Store lyophilized powder vial in freezer

Keep at 2 to 8°C

Protect from light and heat
After mixing, keep refrigerated
Use within typical research handling window after reconstitution

Handling

Use sterile technique during reconstitution
For laboratory research use only

Certificate of Analysis

Independently 8x Tested by Kovera Labs

(Click here to learn about 8x testing)

LatestISO 170258× Testing

99.52%

Purity

Passed full QC panel

Variant: GLP-3 RT 10 mg
Lot #: AS-RT10
Labeled: 10 mg
Actual: 10.57mg
Tested: Jul 9, 2026

Full QC Panel8× tested

Purity (HPLC)99.52%
Net Peptide Content10.57mg
Identity (LC-MS)Retatrutide
HPLC Conformitymean 99.52%
Heavy Metals (ICP-MS)Not Detected
Sterility (PCR)No Growth
Endotoxin (USP <85>)< 0.5 EU/mL
Fentanyl ScreenNot Detected

ISO/IEC 17025 Accredited

LatestISO 170258× Testing

99.57%

Purity

Passed full QC panel

Variant: GLP-3 RT 20 mg
Lot #: AS-RT20
Labeled: 20 mg
Actual: 20.52mg
Tested: Jul 9, 2026

Full QC Panel8× tested

Purity (HPLC)99.57%
Net Peptide Content20.52mg
Identity (LC-MS)Retatrutide
HPLC Conformitymean 99.57%
Heavy Metals (ICP-MS)Not Detected
Sterility (PCR)No Growth
Endotoxin (USP <85>)< 0.5 EU/mL
Fentanyl ScreenNot Detected

ISO/IEC 17025 Accredited

LatestISO 170258× Testing

99.62%

Purity

Passed full QC panel

Variant: GLP-3 RT 30 mg
Lot #: AS-RT30
Labeled: 30 mg
Actual: 31.88mg
Tested: Jul 9, 2026

Full QC Panel8× tested

Purity (HPLC)99.62%
Net Peptide Content31.88mg
Identity (LC-MS)Retatrutide
HPLC Conformitymean 99.62%
Heavy Metals (ICP-MS)Not Detected
Sterility (PCR)No Growth
Endotoxin (USP <85>)< 0.5 EU/mL
Fentanyl ScreenNot Detected

ISO/IEC 17025 Accredited

LatestISO 170258× Testing

99.76%

Purity

Passed full QC panel

Variant: GLP-3 RT 50 mg
Lot #: AS-RT50
Labeled: 50 mg
Actual: 52.92mg
Tested: Jul 9, 2026

Full QC Panel8× tested

Purity (HPLC)99.76%
Net Peptide Content52.92mg
Identity (LC-MS)Retatrutide
HPLC Conformitymean 99.76%
Heavy Metals (ICP-MS)Not Detected
Sterility (PCR)No Growth
Endotoxin (USP <85>)< 0.5 EU/mL
Fentanyl ScreenNot Detected

ISO/IEC 17025 Accredited

LatestISO 170258× Testing

99.75%

Purity

Passed full QC panel

Variant: GLP-3 RT 60 mg
Lot #: AS-RT60
Labeled: 60 mg
Actual: 62.28mg
Tested: Jul 9, 2026

Full QC Panel8× tested

Purity (HPLC)99.75%
Net Peptide Content62.28mg
Identity (LC-MS)Retatrutide
HPLC Conformitymean 99.75%
Heavy Metals (ICP-MS)Not Detected
Sterility (PCR)No Growth
Endotoxin (USP <85>)< 0.5 EU/mL
Fentanyl ScreenNot Detected

ISO/IEC 17025 Accredited

All certificates are issued by independent ISO-accredited laboratories. Lot-specific documents are made available to qualified research professionals on request.

99%+

Purity Rate

HPLC-verified research grade

24hr

Avg Ship Time

Same-day processing available

100%

U.S. Verified

Accredited independent labs

Quality Checks

Independent 8x testing panel

Why Choose Ascend Science

Third-Party 8x Tested

Each batch is independently screened across all eight quality checks, covering identity, purity, sterility, endotoxins, and more, to ensure consistent, verifiable quality.

Batch-Specific COAs

All batches are independently validated through accredited laboratory testing.

99%+ Purity Standards

Compounds validated by high-performance liquid chromatography (HPLC) and held to strict, consistent specifications for purity and identity.

Same-Day Dispatch

Orders placed before the daily cutoff ship the same business day.

24/7 Support

Call, text, or email us at anytime, and a research expert will assist you with any questions regarding your order.

99.87%

PURITY RATE

HPLC-verified pharmaceutical grade

100K+

ORDERS SHIPPED

Trusted by researchers worldwide

2,632+

5-STAR REVIEWS

Verified customer feedback

24hr

AVG SHIP TIME

Same-day processing available

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Frequently Asked Questions

One lyophilized peptide vial.

Orders are handed off to the carrier within 24 hours. FedEx 2 Day and UPS 2nd Day Air both deliver within about 48 hours and are free on orders $150+ (a flat $14 below that). Overnight options (FedEx Overnight / UPS Next Day Air) arrive the next calendar day when ordered before 1:00pm EST, and USPS Express (for PO boxes and rural areas) arrives within 2-3 days.

Through independent third-party analytical testing.

Lyophilized peptides should be stored at -20°C, protected from light and moisture, for long-term stability. Once reconstituted, keep refrigerated at 2–8°C and use within the recommended time frame to preserve potency.

Yes. Every batch includes verification documentation.

For Research Use Only

Products are intended solely for laboratory and scientific research purposes. Not intended for human consumption, veterinary use, diagnosis, treatment, cure, or prevention of disease.