Where to Buy Semaglutide: Vial Sizes, Certificate of Analysis, and US Shipping
Reviewed by the VendPeptides Editorial Team. Written from product labeling, the batch certificate of analysis and published literature. Last updated September 2026.
Where to Buy Semaglutide is a research-use-only GLP-1 receptor agonist peptide supplied as a lyophilized powder in sealed vials.
Semaglutide has been studied in published preclinical and clinical research examining glucose-dependent insulinotropic effects and related signaling pathways.
The compound is also known by the aliases Ozempic, Wegovy, and NN9535, and is sold in single vials and 10-vial kits ranging from 5 mg to 60 mg per vial.
This guide covers what the product is, reconstitution math by vial size, safe laboratory handling, and where to buy Semaglutide in the US.
What is Where to Buy Semaglutide?
Where to Buy Semaglutide refers to the research-grade peptide Semaglutide, CAS 910463-68-2, a GLP-1 receptor agonist sold as a lyophilized powder for laboratory investigation.
It is not approved for any medical or veterinary purpose and is supplied strictly for research purposes only. Not for human consumption.
Each vial contains a precise milligram quantity of peptide, and the batch certificate of analysis (COA) reports identity, purity, and mass. Always defer to the vial label and the batch COA over any general reference.
Where to Buy Semaglutide, Ozempic and Wegovy: are they the same?
Yes. Ozempic, Wegovy, and NN9535 are aliases or brand names that refer to the same active molecule, Semaglutide, though the research-use-only vials sold here are not the branded pharmaceutical products.
The research peptide is supplied as a lyophilized powder in vials, while brand-name products are formulated differently and are not approved for laboratory use as sold.
For research purposes only. Not for human consumption. Check the batch COA for the exact identity of the material you receive.
What has Where to Buy Semaglutide been studied for?
Semaglutide has been studied in published research, including a phase 2 trial and the STEP 1 trial, which examined once-weekly administration in adults with overweight or obesity.
The compound is not approved for any medical or veterinary purpose as sold by VendPeptides, and it is not for human or veterinary use.
Any laboratory investigation should begin with the published literature and the batch certificate of analysis (COA) provided with each vial. For research purposes only. Not for human consumption.
Where to Buy Semaglutide reconstitution and concentration by vial size
Adding 2 mL (2,000 µL) of bacteriostatic water to a 10 mg vial gives 5 mg/mL.
| Vial size | 10-vial kit total | Diluent added | Resulting concentration | µg per µL |
|---|---|---|---|---|
| 5 mg | 50 mg | 1 mL (1,000 µL) | 5 mg/mL | 5 µg/µL |
| 10 mg | 100 mg | 2 mL (2,000 µL) | 5 mg/mL | 5 µg/µL |
| 15 mg | 150 mg | 3 mL (3,000 µL) | 5 mg/mL | 5 µg/µL |
| 20 mg | 200 mg | 2 mL (2,000 µL) | 10 mg/mL | 10 µg/µL |
| 30 mg | 300 mg | 3 mL (3,000 µL) | 10 mg/mL | 10 µg/µL |
The vial label and the batch certificate of analysis (COA) take priority over any table or general reference.
Where to Buy Semaglutide 10mg vial reconstitution
Add 2 mL (2,000 µL) of bacteriostatic water to a 10 mg vial to obtain a 5 mg/mL concentration.
Swirl gently; do not vortex or shake. For research purposes only. Not for human consumption.
Where to Buy Semaglutide 5mg vial reconstitution
Add 1 mL (1,000 µL) of bacteriostatic water to a 5 mg vial to obtain a 5 mg/mL concentration.
Alternatively, 2 mL (2,000 µL) yields 2.5 mg/mL. Record the exact volume on the vial label and defer to the batch COA for identity.
How long does reconstituted Where to Buy Semaglutide stay stable?
Stability depends on storage conditions and the specific batch; the vial label and COA provide the authoritative guidance.
In general, reconstituted peptide solutions are stored refrigerated at 2–8 °C and protected from light, but always follow the batch COA. For research purposes only. Not for human consumption.
How to handle Where to Buy Semaglutide safely in the laboratory
- Wear appropriate personal protective equipment, including gloves, lab coat, and eye protection.
- Work in a clean, designated area such as a laminar flow hood or biosafety cabinet.
- Use sterile technique when adding diluent to the vial to avoid contamination.
- Swirl the vial gently to dissolve the lyophilized powder; do not vortex or shake vigorously.
- Label the vial with the date of reconstitution, the diluent volume, and the resulting concentration.
- Store the reconstituted vial according to the batch COA, typically refrigerated at 2–8 °C and protected from light.
- Dispose of all materials according to your institution's chemical and biological waste procedures.
Warning: Contamination can invalidate your experiment; maintain sterile technique, label every vial clearly, and follow your laboratory's safety protocols.
Is Where to Buy Semaglutide the same as Tirzepatide?
No. Semaglutide is a GLP-1 receptor agonist, while Tirzepatide is a dual GIP and GLP-1 receptor agonist; they are distinct molecules with different CAS numbers and mechanisms of action.
They are not interchangeable in research. For research purposes only. Not for human consumption. Always verify the identity of your material via the batch COA.
Is Where to Buy Semaglutide safe for humans?
No. This product is for research purposes only. Not for human consumption. It is not approved for any medical or veterinary purpose as sold.
The FDA has issued general guidance on research chemicals and 'not for human consumption' labeling; such materials are not intended for human use.
For any human health question, consult a licensed healthcare professional. For research purposes only. Not for human consumption.
Can Where to Buy Semaglutide be used for pets or animals?
No. This product is for research purposes only. Not for human consumption. It is not a veterinary product and is not approved for any veterinary purpose.
For any animal health question, consult a licensed veterinarian. For research purposes only. Not for human consumption.
Where to buy Where to Buy Semaglutide (5 mg to 60 mg)
VendPeptides supplies Semaglutide as single vials and 10-vial kits, with strengths from 5 mg to 60 mg per vial, shipped from a US warehouse with a batch certificate of analysis and expiry on every label.
Choose from Semaglutide Single Vials or Semaglutide 10-Pack Kits SM. For related research, see the Metabolic Research Peptides collection and consider Tirzepatide 10-Vial Bulk Kit TR and Retatrutide 10-Vial Bulk Kit RT.
For research purposes only. Not for human consumption. Review the batch COA before use.
Frequently asked questions
Is Where to Buy Semaglutide safe for humans?
No. It is for research purposes only. Not for human consumption. It is not approved for any medical or veterinary purpose as sold.
Is Where to Buy Semaglutide the same as Tirzepatide?
No. Semaglutide is a GLP-1 receptor agonist, while Tirzepatide is a dual GIP and GLP-1 receptor agonist. They are distinct molecules.
How do I reconstitute a 10mg Where to Buy Semaglutide vial?
Add 2 mL (2,000 µL) of bacteriostatic water to a 10 mg vial to obtain a 5 mg/mL concentration. Swirl gently and follow the batch COA.
Can Where to Buy Semaglutide be used for pets or animals?
No. It is for research purposes only. Not for human consumption. It is not a veterinary product; consult a licensed veterinarian for any animal health question.
Is Where to Buy Semaglutide the same as Ozempic or Wegovy?
Ozempic and Wegovy are brand names for the same active molecule, Semaglutide, but the research-use-only vials sold here are not the branded pharmaceutical products. For research purposes only. Not for human consumption.
Is Where to Buy Semaglutide a peptide? What class is it?
Yes, it is a synthetic peptide and a GLP-1 receptor agonist. It is supplied as a lyophilized powder for laboratory research.
Can you still buy Where to Buy Semaglutide?
Yes, VendPeptides sells Semaglutide single vials and 10-vial kits in strengths from 5 mg to 60 mg, shipped from a US warehouse with a batch COA. For research purposes only. Not for human consumption.
Sources and further reading
- Wilding JPH et al. Once-Weekly Semaglutide in Adults with Overweight or Obesity (STEP 1). NEJM 2021.
- PubChem — Semaglutide
- FDA — research chemicals and 'not for human consumption' labeling
Disclaimer. This article is educational and describes laboratory handling and published literature only. It is not medical or veterinary advice and is not a substitute for a licensed professional. For research purposes only. Not for human consumption. Products are sold to qualified researchers for in-vitro and laboratory research, are not approved drugs, foods, cosmetics or devices, and are not for human or animal use. This article was written with AI assistance and reviewed by a member of the VendPeptides Editorial Team.