Semaglutide for Sale
The GLP-1 research staple for appetite and metabolism.
From $79.99 30% off
Semaglutide is a long-acting GLP-1 receptor agonist and one of the most extensively studied peptides in metabolic research. It is a reliable reference compound for appetite and glucose regulation studies.
Buy semaglutide online from Healio. Semaglutide for sale comes as 5mg and 10mg vials, supplied as a research peptide for laboratory use only and shipped from the USA with the batch certificate of analysis published before you order. You can order semaglutide straight from this page.
What is semaglutide?
Semaglutide is a synthetic GLP-1 receptor agonist and the compound that opened the current era of metabolic peptide research. It has the deepest published trial record of anything in this class, anchored by the STEP programme, and it remains the reference point against which newer agonists are measured.
It is a single-target compound. That is now its defining characteristic in comparative research, since tirzepatide and retatrutide are both defined by what they add to it.
Semaglutide research applications
Research applications centre on GLP-1 receptor signalling, appetite and satiety pathways, glucose regulation, and use as a comparator in studies evaluating dual and triple agonists. Because it came first, it also carries the longest tail of follow-up data, which matters for research questions about what happens beyond an initial study window rather than during it.
How semaglutide works
GLP-1 is an incretin hormone released after eating. It slows gastric emptying, influences insulin secretion in a glucose-dependent way, and acts on appetite signalling in the brain. Semaglutide is engineered to resist the enzymatic breakdown that clears native GLP-1 within minutes, which is what extends its activity into a usable research window.
Semaglutide vs tirzepatide vs retatrutide
Semaglutide targets GLP-1 alone. Tirzepatide adds GIP. Retatrutide adds glucagon on top of both. Trial maturity runs in the opposite direction to mechanistic breadth: semaglutide has the most data and the narrowest mechanism, retatrutide the broadest mechanism and the least data. Which one belongs in a study design depends entirely on the question.
peptides for weight loss for women covers the comparison in plain language.
Semaglutide reconstitution and handling
Supplied lyophilized. Reconstitute with bacteriostatic water, adding the diluent slowly against the vial wall and allowing the powder to dissolve without agitation. Do not shake. Bacteriostatic water is stocked separately. The Semaglutide calculator turns vial strength and water volume into a concentration.
Semaglutide storage and stability
Lyophilized material is stable long term at minus 20 degrees Celsius in the sealed original vial, kept away from light. Reconstituted solution needs refrigeration and a considerably shorter window. Avoid freeze and thaw cycling.
Semaglutide price
Semaglutide comes in 2 sizes. Ordering more than one vial lowers the price of every vial in the order. The table shows the semaglutide price per vial and per mg for every size. That semaglutide cost is the price per vial before shipping. For the best price per vial on semaglutide, order three or more.
| Size | Vials in order | Price per vial | Price per mg |
|---|---|---|---|
| Semaglutide 5mg | 1 vial | $79.99 | $16.00 |
| 2 vials 5% off | $75.99 | $15.20 | |
| 3 or more vials 10% off | $71.99 | $14.40 | |
| Semaglutide 10mg | 1 vial | $109.99 | $11.00 |
| 2 vials 5% off | $104.49 | $10.45 | |
| 3 or more vials 10% off | $98.99 | $9.90 |
Prices are in US dollars. The multi-vial discount is applied automatically in the cart. Shipping is free on orders over $185.
Where to buy Semaglutide in the US
Where to buy semaglutide peptide matters more than the price, because a vial is only worth what its testing is worth. Five checks separate a reliable US seller from a reseller, and this is how Healio meets each one.
- A certificate of analysis for the exact batch. The semaglutide report for batch HEALIO-SEMA10-2607 is published before you order, not emailed after you have paid.
- Testing by a lab that is not the seller. The report comes from Quantum Life Sciences in Portland, Maine, an independent laboratory, and carries its own certificate number.
- Identity as well as purity. HPLC measures how pure the powder is. Mass spectrometry (ESI-MS) confirms that it is semaglutide in the first place. A report with only one of the two is half a report.
- A lot number you can trace. The lot number on your vial ties to its own report, so you can check the document against the product in your hands.
- US dispatch and plain terms. Orders ship from the United States, and the shipping and returns policy is public before you buy.
For a longer look at judging any supplier, read the best peptide companies.
Semaglutide lab results
The current Semaglutide batch was tested on 23 June 2026 by Quantum Life Sciences. The certificate covers the 10 mg vial. Purity is measured by HPLC and identity is confirmed by mass spectrometry. The summary below is taken from the certificate of analysis. Reading the semaglutide COA takes a minute: purity by HPLC, identity by mass spectrometry and endotoxins are in the first rows.
| Batch | HEALIO-SEMA10-2607 |
|---|---|
| Lot number | SEMA10-260621-07 |
| Purity (HPLC) | 99.4% (specification 98.0% or higher) |
| Identity (ESI-MS) | Confirmed, conforms to the reference standard (4113.58) |
| Mass found | 10.11 mg (labeled 10 mg) |
| Endotoxins (LAL) | Under 0.5 EU/mg (limit 5 EU/mg) |
Semaglutide reviews: is Healio a legit semaglutide source?
Searching for semaglutide reviews, or asking whether Healio is a legit semaglutide source? The useful evidence is what you can check yourself, because reviews only help if you can check them.
- Match the lot number on your vial to the semaglutide certificate of analysis.
- Look up the testing laboratory named on the certificate and confirm it is not Healio.
- Read how the content on this site is written and checked on the editorial standards page.
- If a seller will not publish a batch report for the product you are buying, treat that as your answer.
Semaglutide payment and shipping
Looking for fast semaglutide shipping? Orders ship from the United States to US addresses. Weekday orders placed before 2:00 PM ET usually go out the same business day, and later orders go the next business day. For semaglutide overnight shipping, choose Next Day Air at checkout. Transit is usually 2 to 10 business days, which is a carrier estimate and not a guarantee. Pay by credit or debit card at checkout.
| Shipping option | Price |
|---|---|
| Standard Shipping (Ground) | $14.99 (free over $185) |
| 2-Day Air | $23.99 |
| Next Day Air | $54.99 |
All sales are final. Read the full shipping and returns policy before you order.
Semaglutide research tools and guides
- Semaglutide calculatorTurn vial strength and water volume into concentration and syringe units. Arithmetic only.
- Semaglutide certificate of analysisThe full lab report for the current batch.
- Tirzepatide vs semaglutideThe real difference.
- Liraglutide vs semaglutideThe daily one and the weekly one.
- Retatrutide vs semaglutideWhat the trial data compares.
- Semaglutide research for womenWhat the research covers.
- Tirzepatide for saleThe dual-agonist compared most often.
- Retatrutide for saleThe triple-agonist compound.
Research focus
- Appetite and satiety research
- Glucose regulation studies
- Metabolic wellness models
- Body composition research
Who it’s for
For researchers focused on
| Scientific name | Semaglutide |
|---|---|
| CAS number | 910463-68-2 |
| Molecular formula | C187H291N45O59 |
| Molecular weight | 4113.6 g/mol |
| Sequence | 31-residue GLP-1 analog |
| Purity | 99%+ (HPLC) |
| Form | Lyophilized powder |
| Appearance | White to off-white powder |
Store the lyophilized powder at -20°C, protected from light. Brief exposure to room temperature during shipping does not affect stability.
After reconstitution, keep refrigerated at 2 to 8°C and use within the research window. Do not freeze the reconstituted solution.
For laboratory research use only. Reconstitute with bacteriostatic water and handle with appropriate protective equipment.
Working out the water volume? Use the Semaglutide calculator.
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Semaglutide FAQ
Where can I buy semaglutide in the US?
Healio sells semaglutide direct from the United States, with the batch certificate of analysis published before you order. It is supplied for laboratory research use only.
How much does semaglutide cost?
Semaglutide prices are: 5mg is $79.99, about $16.00 per mg; 10mg is $109.99, about $11.00 per mg. Ordering two vials of the same size takes 5% off each, and three or more takes 10% off each. Shipping is free on orders over $185.
Is Healio semaglutide third-party tested?
Yes. Each batch is tested by an independent US laboratory for purity by HPLC and for identity by mass spectrometry. The current batch measured 99.4% purity with identity confirmed, and the full report is on the semaglutide COA page.
How fast does semaglutide ship?
Weekday orders placed before 2:00 PM ET usually ship the same business day. Standard ground is $14.99 and free over $185, 2-Day Air is $23.99 and Next Day Air is $54.99. Delivery times are carrier estimates and are not guaranteed.
What payment methods does Healio accept?
Credit and debit cards, paid at checkout.
How do I reconstitute semaglutide?
Lyophilized semaglutide is reconstituted with bacteriostatic water. The semaglutide calculator converts vial strength and water volume into concentration and syringe units. It is arithmetic only and does not recommend an amount.
Is semaglutide for human use?
No. Healio supplies semaglutide strictly for laboratory research. It is not for human or veterinary use, and it is not a drug, supplement, food or cosmetic.
What is semaglutide used for in research?
GLP-1 receptor signalling studies, appetite and glucose regulation research, and as the standard comparator in trials evaluating newer dual and triple agonists. Supplied for laboratory use only.
Is semaglutide a peptide?
Yes, it is a synthetic peptide analog of native GLP-1, modified to resist rapid enzymatic breakdown.
How does semaglutide compare to tirzepatide?
Semaglutide targets one receptor, tirzepatide targets two. In head-to-head trial work the dual agonist performed better on the metabolic endpoints studied, though semaglutide retains the longer follow-up record.
