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Please confirm that you are at least 18 years old (or the legal adult age where you live) and that you understand every compound listed here is for research use only.

Some countries and regions restrict these compounds. Check the rules that apply to you; you are responsible for your own actions.

For research use only. Not for human consumption.

Semax

Type
Peptides
CAS number
80714-61-0
PubChem CID
9811102

Semax is a synthetic peptide. It is listed as a lyophilized powder in a vial, with sizes spanning 2 mg to 100 mg. CAS 80714-61-0.

At a glance

Sellers
137
with an in-stock, recently checked listing
Lowest per mg
$1.60/mg
Vial listings
Median per mg
$4.50/mg
Vial listings
Forms
2
priced separately
Last checked
2026-11-03
most recent listing check

Price history

Lowest price per mg over timeLine chart of the lowest listed price per milligram (USD) by day, one line per form.1.67.413.22026-10-222026-11-05
LiquidVial

Price comparison

Opens a third-party website

Vial

Lowest $1.60/mg · Median $4.50/mg across 150 listings · 136 sellers

SellerPer mg
Peptide Nexus Labus$1.60/mgLowest
64% below median160.00 USD10 mg × 10Checked 2026-10-23Visit seller
Oxford Research Peptidesgb$1.81/mg
60% below median41.00 GBP30 mgChecked 2026-10-24Visit seller
Purely Peptidesus$1.83/mg
59% below median54.99 USD30 mgChecked 2026-10-23Visit seller
PeptidesDirectus$1.96/mg
56% below median49.00 USD25 mgChecked 2026-10-24Visit seller
PEPEtidesgb$1.98/mg
56% below median45.00 GBP30 mgChecked 2026-10-23Visit seller
Velonix Labsgb$1.98/mg
56% below median15.00 GBP10 mgChecked 2026-10-23Visit seller
AurumLabsgb$2.11/mg
53% below median15.95 GBP10 mgChecked 2026-10-24Visit seller
Biotech Peptidesus$2.12/mg
53% below median53.00 USD25 mgChecked 2026-10-23Visit seller
Simple Research Peptidesus$2.30/mg
49% below median23.00 USD10 mgChecked 2026-10-22Visit seller
WhyNot Labsus$2.40/mg
47% below median24.00 USD10 mgChecked 2026-10-23Visit seller
SwissChemsus$2.47/mg
45% below median73.95 USD30 mgChecked 2026-10-22Visit seller
Direct SARMs United Statesus$2.50/mg
44% below median75.00 USD30 mgChecked 2026-10-22Visit seller
UK-Peptides.comgb$2.64/mg
41% below median9.98 GBP5 mgChecked 2026-10-24Visit seller
Nexum Peptidesgb$2.64/mg
41% below median19.99 GBP10 mgChecked 2026-10-24Visit seller
MrPepgb$2.65/mg
41% below median20.00 GBP10 mgChecked 2026-10-23Visit seller
Certified Peptides UKgb$2.65/mg
41% below median20.00 GBP10 mgChecked 2026-10-24Visit seller
99 Purity Peptidesus$2.67/mg
41% below median79.99 USD30 mgChecked 2026-10-22Visit seller
Vortex Peptidesus$2.77/mg
39% below median83.00 USD30 mgChecked 2026-11-03Visit seller
Bio Peptides Labsus$2.90/mg
36% below median28.99 USD10 mgChecked 2026-10-23Visit seller
Alamo Peptide Labsus$2.90/mg
36% below median29.00 USD10 mgChecked 2026-10-23Visit seller
Vital Peptiqueus$3.00/mg
33% below median29.99 USD10 mgChecked 2026-10-23Visit seller
Effectus$3.00/mg
33% below median29.99 USD10 mgChecked 2026-10-23Visit seller
Midwest Peptideus$3.00/mg
33% below median29.99 USD10 mgChecked 2026-10-23Visit seller
MKM Biolabsgb$3.04/mg
32% below median22.99 GBP10 mgChecked 2026-10-24Visit seller
Kingston Peptidesgb$3.04/mg
32% below median23.00 GBP10 mgChecked 2026-10-23Visit seller
Next Level Pharmus$3.10/mg
31% below median30.99 USD10 mgChecked 2026-10-23Visit seller
Go Alpha Labsus$3.15/mg
30% below median31.49 USD10 mgChecked 2026-10-23Visit seller
STRV Researchus$3.15/mg
30% below median31.50 USD10 mgChecked 2026-10-23Visit seller
Pure U.S. Peptidesus$3.15/mg
30% below median31.50 USD10 mgChecked 2026-10-24Visit seller
MyGLP1Storeus$3.20/mg
29% below median32.00 USD10 mgChecked 2026-10-23Visit seller
Arctic Lab Supplyus$3.30/mg
27% below median32.99 USD10 mgChecked 2026-10-23Visit seller
UKPeptides.orggb$3.31/mg
27% below median24.99 GBP10 mgChecked 2026-10-24Visit seller
Silverstone Labs Cous$3.40/mg
24% below median34.00 USD10 mgChecked 2026-10-23Visit seller
Aeon Peptidesus$3.40/mg
24% below median34.00 USD10 mgChecked 2026-10-23Visit seller
Peptide Central UKgb$3.44/mg
24% below median25.99 GBP10 mgChecked 2026-10-24Visit seller
ZENTRA Peptidesgb$3.44/mg
24% below median25.99 GBP10 mgChecked 2026-10-29Visit seller
Excalibur Peptidesus$3.50/mg
22% below median34.99 USD10 mgChecked 2026-10-23Visit seller
One Aminosus$3.50/mg
22% below median34.99 USD10 mgChecked 2026-10-23Visit seller
TX Research Peptidesus$3.50/mg
22% below median35.00 USD10 mgChecked 2026-10-23Visit seller
Compound Purityus$3.50/mg
22% below median35.00 USD10 mgChecked 2026-10-23Visit seller
Solid Peptidesus$3.50/mg
22% below median35.00 USD10 mgChecked 2026-10-29Visit seller
Neovia Peptidesgb$3.61/mg
20% below median29.99 GBP11 mgChecked 2026-10-24Visit seller
Lab77 Peptidesgb$3.70/mg
18% below median28.00 GBP10 mgChecked 2026-10-24Visit seller
BioBalance Peptidesus$3.80/mg
16% below median38.00 USD10 mgChecked 2026-10-23Visit seller
True Form Peptidesus$3.85/mg
14% below median38.49 USD10 mgChecked 2026-10-23Visit seller
Blue Sky Peptideus$3.90/mg
13% below median38.97 USD10 mgChecked 2026-10-28Visit seller
Arizona Peptidesus$3.90/mg
13% below median38.99 USD10 mgChecked 2026-10-23Visit seller
ANKR Labus$3.90/mg
13% below median39.00 USD10 mgChecked 2026-10-23Visit seller
Clearlake Labsus$3.90/mg
13% below median39.00 USD10 mgChecked 2026-10-23Visit seller
Orion Peptidesus$3.90/mg
13% below median39.00 USD10 mgChecked 2026-10-23Visit seller
Claude Aminosus$3.90/mg
13% below median39.00 USD10 mgChecked 2026-10-28Visit seller
Mutant Peptidesgb$3.97/mg
12% below median14.99 GBP5 mgChecked 2026-10-24Visit seller
Revial Labsgb$3.97/mg
12% below median29.99 GBP10 mgChecked 2026-10-23Visit seller
Polygon Peptidesgb$3.97/mg
12% below median29.99 GBP10 mgChecked 2026-10-23Visit seller
PeptidesXgb$3.97/mg
12% below median29.99 GBP10 mgChecked 2026-10-24Visit seller
23 Bio Labsgb$3.97/mg
12% below median29.99 GBP10 mgChecked 2026-10-24Visit seller
Benchmark Peptidesgb$3.97/mg
12% below median15.00 GBP5 mgChecked 2026-10-28Visit seller
NuRev Peptidesus$4.00/mg
11% below median39.99 USD10 mgChecked 2026-10-23Visit seller
Pept Researchus$4.00/mg
11% below median39.99 USD10 mgChecked 2026-10-24Visit seller
PeptidePlugsus$4.00/mg
11% below median40.00 USD10 mgChecked 2026-10-23Visit seller
Biomod Research Supply Companyus$4.00/mg
11% below median40.00 USD10 mgChecked 2026-10-23Visit seller
Ascension Labsus$4.00/mg
11% below median40.00 USD10 mgChecked 2026-10-23Visit seller
Mongo Researchus$4.00/mg
11% below median40.00 USD10 mgChecked 2026-10-23Visit seller
East Coast Peptidesus$4.00/mg
11% below median40.00 USD10 mgChecked 2026-10-23Visit seller
Velox Peptidesgb$4.23/mg
6% below median32.00 GBP10 mgChecked 2026-10-23Visit seller
HelixCore Biotechus$4.30/mg
Near median42.99 USD10 mgChecked 2026-10-23Visit seller
Atlas Peptidesus$4.30/mg
Near median42.99 USD10 mgChecked 2026-10-23Visit seller
Alpha Pro Peptidesus$4.50/mg
Near median44.99 USD10 mgChecked 2026-10-23Visit seller
PeakForm Peptidesus$4.50/mg
Near median45.00 USD10 mgChecked 2026-10-22Visit seller
Oasis Labsus$4.50/mg
Near median45.00 USD10 mgChecked 2026-10-23Visit seller
Spartan Labs USAus$4.50/mg
Near median45.00 USD10 mgChecked 2026-10-23Visit seller
Nura Peptideus$4.50/mg
Near median45.00 USD10 mgChecked 2026-10-23Visit seller
House of Aminosus$4.50/mg
Near median45.00 USD10 mgChecked 2026-10-23Visit seller
Plum Labs Researchus$4.50/mg
Near median45.00 USD10 mgChecked 2026-10-23Visit seller
Steady Medsus$4.50/mg
Near median45.00 USD10 mgChecked 2026-10-24Visit seller
Centurion Peptidesus$4.50/mg
Near median45.00 USD10 mgChecked 2026-10-30Visit seller
Kenko Researchus$4.55/mg
Near median50.00 USD11 mgChecked 2026-10-23Visit seller
MsAminous$4.80/mg
7% above median47.99 USD10 mgChecked 2026-10-23Visit seller
Kynetideus$4.90/mg
9% above median49.00 USD10 mgChecked 2026-10-23Visit seller
IsoPure Researchus$4.90/mg
9% above median49.00 USD10 mgChecked 2026-10-22Visit seller
Lyra Vitalus$4.90/mg
9% above median49.00 USD10 mgChecked 2026-10-23Visit seller
Imagine First Labsus$4.90/mg
9% above median49.00 USD10 mgChecked 2026-10-30Visit seller
NuLab Peptidesus$4.95/mg
10% above median49.50 USD10 mgChecked 2026-10-23Visit seller
Purity Collectiveus$5.00/mg
11% above median49.99 USD10 mgChecked 2026-10-23Visit seller
NextSelf Labsus$5.00/mg
11% above median49.99 USD10 mgChecked 2026-10-23Visit seller
Peptide.Expressus$5.00/mg
11% above median50.00 USD10 mgChecked 2026-10-23Visit seller
Mile High Peptidesus$5.00/mg
11% above median50.00 USD10 mgChecked 2026-10-23Visit seller
Performance Peptidesus$5.00/mg
11% above median50.00 USD10 mgChecked 2026-10-29Visit seller
UK Peptide Labgb$5.02/mg
12% above median18.99 GBP5 mgChecked 2026-10-23Visit seller
OP Labsgb$5.03/mg
12% above median19.00 GBP5 mgChecked 2026-10-24Visit seller
Pure Peptides UKgb$5.03/mg
12% above median19.00 GBP5 mgChecked 2026-10-24Visit seller
Axis Peptide Labsus$5.40/mg
20% above median54.00 USD10 mgChecked 2026-10-23Visit seller
Heartland Bio Labsus$5.50/mg
22% above median54.99 USD10 mgChecked 2026-10-23Visit seller
Atlanta Advancedus$5.50/mg
22% above median54.99 USD10 mgChecked 2026-10-23Visit seller
CoreVionRXus$5.50/mg
22% above median55.00 USD10 mgChecked 2026-10-23Visit seller
Sin City Peptidesus$5.50/mg
22% above median55.00 USD10 mgChecked 2026-10-23Visit seller
AminoForgeus$5.50/mg
22% above median55.00 USD10 mgChecked 2026-10-23Visit seller
BulkGLPus$5.50/mg
22% above median55.00 USD10 mgChecked 2026-10-24Visit seller
Imperial Peptides UKgb$5.82/mg
29% above median21.99 GBP5 mgChecked 2026-10-24Visit seller
Sigma Compoundsus$5.90/mg
31% above median59.00 USD10 mgChecked 2026-10-23Visit seller
Novanta Researchus$5.90/mg
31% above median59.00 USD10 mgChecked 2026-10-23Visit seller
Northbridge Research Labsus$5.90/mg
31% above median59.00 USD10 mgChecked 2026-10-23Visit seller
Peptide Foundryus$6.00/mg
33% above median60.00 USD10 mgChecked 2026-10-23Visit seller
BioInfinityus$6.00/mg
33% above median60.00 USD10 mgChecked 2026-10-23Visit seller
Everform Researchus$6.00/mg
33% above median60.00 USD10 mgChecked 2026-10-30Visit seller
Tide Labsgb$6.06/mg
35% above median22.90 GBP5 mgChecked 2026-10-28Visit seller
AminoVaultus$6.29/mg
40% above median62.90 USD10 mgChecked 2026-10-22Visit seller
V8 Peptidesus$6.33/mg
41% above median95.00 USD15 mgChecked 2026-10-23Visit seller
BLL Peptidesus$6.36/mg
41% above median69.99 USD11 mgChecked 2026-10-23Visit seller
PeakForce Labsus$6.40/mg
42% above median32.00 USD5 mgChecked 2026-10-22Visit seller
Peptides Optimizedus$6.50/mg
44% above median65.00 USD10 mgChecked 2026-10-23Visit seller
Purechain Bioscienceus$6.50/mg
44% above median65.00 USD10 mgChecked 2026-10-23Visit seller
Kensington Labsgb$6.60/mg
47% above median24.95 GBP5 mgChecked 2026-10-22Visit seller
SARMs Storegb$6.61/mg
47% above median25.00 GBP5 mgChecked 2026-10-24Visit seller
Verified Vialsgb$6.70/mg
49% above median67.00 USD10 mgChecked 2026-10-24Visit seller
MHS Longevityus$7.00/mg
56% above median69.99 USD10 mgChecked 2026-10-23Visit seller
Pure Peptidesus$7.00/mg
56% above median35.00 USD5 mgChecked 2026-10-23Visit seller
Olympex Solutionsus$7.40/mg
64% above median36.99 USD5 mgChecked 2026-10-23Visit seller
Red Rock Peptidesus$7.40/mg
64% above median74.00 USD10 mgChecked 2026-10-23Visit seller
Nextday Peptidesus$7.50/mg
67% above median75.00 USD10 mgChecked 2026-10-23Visit seller
Professor Peptidegb$7.54/mg
68% above median57.00 GBP10 mgChecked 2026-10-24Visit seller
Warrior Makersus$7.90/mg
76% above median79.00 USD10 mgChecked 2026-10-23Visit seller
BioVanta Researchgb$7.92/mg
76% above median29.95 GBP5 mgChecked 2026-10-22Visit seller
Loti Labsus$8.00/mg
78% above median39.99 USD5 mgChecked 2026-10-23Visit seller
Extreme Peptideus$8.00/mg
78% above median39.99 USD5 mgChecked 2026-10-23Visit seller
Sports Technology Labsus$8.00/mg
78% above median79.99 USD10 mgChecked 2026-10-24Visit seller
OLEAus$8.50/mg
89% above median85.00 USD10 mgChecked 2026-10-23Visit seller
Factor Peptidesus$8.50/mg
89% above median85.00 USD10 mgChecked 2026-10-23Visit seller
NorCal Peptidesus$8.50/mg
89% above median85.00 USD10 mgChecked 2026-10-23Visit seller
ION Compoundsus$8.90/mg
98% above median89.00 USD10 mgChecked 2026-10-23Visit seller
Noxa Labsus$9.00/mg
100% above median90.00 USD10 mgChecked 2026-10-23Visit seller
Diluentgb$10.05/mg
123% above median37.99 GBP5 mgChecked 2026-10-24Visit seller
Tidal Peptidesus$10.40/mg
131% above median51.99 USD5 mgChecked 2026-10-23Visit seller
Bench Grade Peptidesus$10.80/mg
140% above median108.00 USD10 mgChecked 2026-10-23Visit seller
USA Peptide Researchus$10.90/mg
142% above median109.00 USD10 mgChecked 2026-11-02Visit seller
Prime Lab Peptidesus$14.00/mg
211% above median70.00 USD5 mgChecked 2026-10-23Visit seller
Virtus Peptidesus$2.90/mg
29.00 USD10 mgChecked 2026-10-24Out of stockVisit seller
Apex Pharmagb$3.31/mg
25.00 GBP10 mgChecked 2026-10-23Out of stockVisit seller
Vyal Labsus$8.90/mg
89.00 USD10 mgChecked 2026-10-23Out of stockVisit seller

Liquid

Lowest $13.16/mg · Median $13.16/mg across 1 listing · 1 seller

SellerPer mg
Mercia Researchgb$13.16/mgLowest
199.00 GBP20 mgChecked 2026-10-24Visit seller

Frequently asked questions

What does the price per milligram mean?
The listed price is converted to US dollars and divided by the total milligrams in the pack, so listings with different pack sizes can be compared on one scale.
What does the checked date mean?
Each row shows the date its price was last checked. Rows not checked for longer than the stale threshold are grayed out because the price may have changed.
Why are listings grouped by form?
Forms such as vial, capsule or powder are not interchangeable, so lowest and median values are calculated separately for each form.
What does research use only mean?
Every compound listed here is for research use only and not for human consumption. This site is an independent index; it does not sell products and does not give guidance on use.