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Semaglutide Peptide

The gut's "meal's done" signal, stretched to last a week instead of minutes. The molecule behind the headlines.
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SKU: PP-SEMA

Made in Canada

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Cold-pack shipping

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Same-day dispatch

Order by 2pm PT

Crush-proof box

Arrives intact, every time

Swab included

Sterile-wipe before each draw

What Semaglutide is

GLP-1 peptide, plain

A GLP-1 copy engineered to stick around for days, not minutes.

The most-studied compound in metabolic research.

Your gut makes a hormone called GLP-1 every time you eat. Semaglutide is a lab-built copy designed to last far longer.

(A peptide is a short chain of the building blocks your body uses.) Natural GLP-1 is part of the body's after-a-meal signaling, but it breaks down in minutes. Researchers rebuilt it with a fatty-acid anchor so it stays active for days, which is what made it the workhorse of metabolic research.

It sits on the Weight + Metabolism shelf next to Retatrutide, the newer multi-receptor one.

What it actually does

Semaglutide is studied for how it binds the GLP-1 receptor, part of the body's glucose- and meal-signaling system.

The engineering trick is durability: a lipid side-chain keeps it from being cleared quickly. That staying power is the whole reason it became the most-studied compound in its class. That's the mechanism researchers examine. We're describing what gets studied, not promising an outcome.

The research so far

Semaglutide sits in one of the busiest corners of metabolic research. You can dig into the literature on PubMed.

GLP-1 receptor

The same receptor the body's own GLP-1 uses.

Glucose signaling

A central angle in the metabolic literature.

Research only

We stock it for research. The studies write the conclusions, not us.

The single-receptor signal that set the stage for the multi-receptor compounds.

Semaglutide specs

Compound specification SKU PP-SEMA
Also known as
GLP-1 analog
What it is
Synthetic GLP-1 receptor agonist
Sequence
31-residue lipidated GLP-1 analog
Molecular formula
C187H291N45O59
Molecular weight
4113.58 g/mol
CAS number
910463-68-2
Purity
≥99% HPLC
Format
Freeze-dried powder
Storage
Keep it cold and out of the light

The backstory

Semaglutide is the result of a long effort to make a GLP-1 signal that does not vanish in minutes.

  1. Modeled on GLP-1

    Built from the body's own after-a-meal hormone.

  2. Engineered to last

    A lipid anchor and structural tweaks slow its breakdown to days.

  3. Where it stands

    The most-studied compound in its category. We're not telling you what it does for you, just where the studies look.

Buying Semaglutide in Canada

The short version

Read the COA before you buy, not after

Every batch ships with its Certificate of Analysis, right here on this page. A number on a label means nothing without the paper to back it.

Same-day, packed cold

Order Semaglutide in Canada and it's out the door today. Cold chain, domestic shipping.

Freeze-dried vial

Lyophilized powder, sealed. No ice required for shipping.

Sold for research

Not for human consumption. Nothing on this page is a medical claim.

Pairs with the rest of the shelf

Order it

Semaglutide, lyophilized, COA on the page

For research use only. A long-acting GLP-1 receptor agonist with a clean Certificate of Analysis right here.

Not for human consumption. Not approved by Health Canada or any other regulatory body. This product is intended for in vitro and laboratory research applications only.

Certificate of Analysis

HPLC verified. The COA ships with every batch.

99.4%
HPLC Purity
✓ COA Verified

Batch PP-SEMA-A

Tested
April 2026
Method
HPLC + Mass Spectrometry
Vial size
10mg lyophilized
Stored at
2 to 8°C, dark

Test results

HPLC verified
HPLC Purity99.4%✓ Pass
Mass spec confirmationConfirmed✓ Pass
Net peptide contentWithin spec✓ Pass
Endotoxin screenBelow detection✓ Pass
Visual inspectionUniform white powder✓ Pass
Every order ships with the COA matching that specific batch. If your source does not provide a COA, that is not a source. That is a mystery box.

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Stuff people ask us

If your question's not here, email us. Real human answers.

What is Semaglutide?
Semaglutide is a synthetic long-acting GLP-1 receptor agonist studied in metabolic research for glucose- and meal-signaling pathways. Sold as a lyophilized powder for research use only.
What is the molecular weight of Semaglutide?
Semaglutide has a molecular weight of 4113.58 g/mol and the molecular formula C187H291N45O59 (CAS 910463-68-2).
How is the purity verified?
Every batch is tested by HPLC to at least 99% purity, and the Certificate of Analysis for that batch ships with the order and is shown on the product page.
How should it be stored?
Store the lyophilized powder cold and protected from light. Keep it sealed until use to maintain stability.
Does it come with a COA?
Yes. Every batch ships with its Certificate of Analysis, shown right on the product page, so you can confirm purity before you buy.
What does "research use only" mean?
It means this product is intended strictly for laboratory research. It is not for human or animal consumption, and nothing on this page is a medical or therapeutic claim.

Not for human consumption. Not approved by Health Canada. For in vitro research only.