Semax Price Comparison

Updated October 24, 2026

Semax prices across vendors — post-code pricing (base struck through where a code applies), normalized to price-per-mg, sorted by lowest price.

Prices checked October 16, 2026

Read the Semax research profile

Compare by

Vendor

Size

Stock

Price ($/mg)total below

Code

Peptide Partners✓ Labs & COAs VerifiedBest $/mg

30 mg

In stock

$1.22$1.35$36.45

Capstone Peptides✓ Lab & COAs Verified

30 mg

In stock

$1.32$2.63$39.50

BioLongevity Labs✓ Lab & COAs Verified

20 mg

In stock

$1.38$1.62Sale$27.61

Fusion Peptide✓ Lab & COAs Verified

12 mg

In stock

$1.44$1.70Sale$17.29

Fusion Peptide✓ Lab & COAs Verified

13 mg

In stock

$1.44$1.69Sale$18.69

Amino Club✓ Lab & COAs Verified

10 mg

In stock

$1.80$3.00$17.97

OneDay Compounds✓ Lab & COAs Verified

10 mg

In stock

$1.89$2.10Sale$18.89

Peptides.gg✓ Lab & COAs Verified

30 mg

In stock

$1.95$2.30$58.65

Alpha Peptides✓ Lab & COAs Verified

10 mg

In stock

$1.97$2.19Sale$19.69

10 mg

In stock

$2.00$2.50Sale$20.00

Paramount Peptides✓ Labs & COAs Verified

30 mg

In stock

$2.04$2.27$61.20

Solution Peptides

30 mg

In stock

$2.10$3.00$63.00

Arctic Lab Supply✓ Labs & COAs Verified

10 mg

In stock

$2.14$3.30$21.44

Synthesis Peptides✓ Lab & COAs Verified

30 mg

In stock

$2.25$2.50$67.49

Orbitrex Peptides✓ Lab & COAs Verified

30 mg

In stock

$2.27$2.67$67.99

99 Purity Peptides

30 mg

In stock

$2.40$2.67$71.99

Licensed Peptides✓ Lab & COAs Verified

30 mg

In stock

$2.44$2.57Sale$73.14

Solution Peptides

10 mg

In stock

$2.45$3.50$24.50

Licensed Peptides✓ Lab & COAs Verified

50 mg

In stock

$2.47$2.60Sale$123.49

Reta One Labs✓ Lab & COAs Verified

10 mg

In stock

$2.47$2.60$24.70

Ascension Peptides✓ Lab & COAs Verified

10 mg

In stock

$2.50$5.00Sale$25.00

30 mg

In stock

$2.55$3.00$76.50

Orbitrex Peptides✓ Lab & COAs Verified

10 mg

In stock

$2.55$3.00$25.49

Glacier Aminos✓ Lab & COAs Verified

10 mg

In stock

$2.58$2.87Sale$25.82

LA Peptides✓ Labs & COAs Verified

10 mg

In stock

$2.60$4.00$25.99

Peptide Basix✓ Labs & COAs Verified

10 mg

In stock

$2.61$2.90$26.10

Midwest Peptide✓ Labs & COAs Verified

10 mg

In stock

$2.70$3.00$26.99

NextGen Peptides✓ Lab & COAs Verified

30 mg

In stock

$2.70$3.00$81.00

30 mg

In stock

$2.70$3.00$80.99

Vital Core Research

10 mg

In stock

$2.80$3.50$27.99

Hydro Research✓ Lab & COAs Verified

10 mg

In stock

$2.80$3.50$28.00

Legendary Peptides✓ Lab & COAs Verified

10 mg

In stock

$2.84$3.15Sale$28.35

Real Peptides✓ Lab & COAs Verified

10 mg

In stock

$2.88$28.80

Biotech Compounds✓ Lab & COAs Verified

10 mg

In stock

$2.97$3.30$29.69

Purgo Labs✓ Lab & COAs Verified

10 mg

In stock

$2.97$3.50$29.74

Peptides.gg✓ Lab & COAs Verified

10 mg

In stock

$2.98$3.50$29.75

10 mg

In stock

$2.98$3.50$29.75

Southern Aminos✓ Lab & COAs Verified

10 mg

In stock

$2.99$3.52Sale$29.92

NextGen Peptides✓ Lab & COAs Verified

10 mg

In stock

$3.15$3.50$31.50

10 mg

In stock

$3.15$3.50$31.49

GenPeptide✓ Lab & COAs Verified

10 mg

In stock

$3.15$3.50$31.50

Instant Peptides✓ Lab & COAs Verified

10 mg

In stock

$3.15$3.50$31.46

Puratek✓ Lab & COAs Verified

10 mg

In stock

$3.30$32.95

—

Synthesis Peptides✓ Lab & COAs Verified

10 mg

In stock

$3.33$3.70$33.29

CertaPeptides✓ Lab & COAs Verified

30 mg

In stock

$3.36$3.73$100.80€99.99 list

Nura Peptide✓ Lab & COAs Verified

10 mg

In stock

$3.38$4.50$33.75

Vantyx Research✓ Lab & COAs Verified

10 mg

In stock

$3.40$4.00$34.00

Peptide Giants✓ Lab & COAs Verified

10 mg

In stock

$3.42$3.80Sale$34.20

Frontier Aminos✓ Lab & COAs Verified

10 mg

In stock

$3.42$3.80$34.19

10 mg

In stock

$3.50$34.99

—

Crush Research✓ Labs & COAs Verified

10 mg

In stock

$3.51$3.90$35.10

Ignite Peptides✓ Lab & COAs Verified

10 mg

In stock

$3.60$4.00$36.00

Mile High Compounds✓ Labs & COAs Verified

10 mg

In stock

$3.60$4.00Sale$35.99

Reserve Research✓ Lab & COAs Verified

10 mg

In stock

$3.60$4.00$36.00

Apex Peptides Lab

30 mg

In stock

$3.66$4.30$109.65

Modern Aminos✓ Lab & COAs Verified

10 mg

In stock

$3.78$4.20$37.80

10 mg

In stock

$3.82$4.50$38.24

Oasis Labs✓ Lab & COAs Verified

10 mg

In stock

$3.83$4.50$38.25

Atlas Amino Club

10 mg

In stock

$3.87$4.30$38.69

Ameano Peptides✓ Lab & COAs Verified

10 mg

In stock

$3.96$4.40$39.60

EZ Peptides✓ Lab & COAs Verified

10 mg

In stock

$3.96$4.40$39.60

CertaPeptides✓ Lab & COAs Verified

10 mg

In stock

$4.03$4.48$40.31€39.99 list

BioPure Peptides

20 mg

In stock

$4.04$4.25$80.74

Athena Peptides✓ Labs & COAs Verified

10 mg

In stock

$4.05$4.50$40.50

Improved Peptides✓ Lab & COAs Verified

10 mg

In stock

$4.17$4.90$41.65

Apex Peptides Lab

10 mg

In stock

$4.17$4.90Sale$41.65

EVLV Peptides✓ Lab & COAs Verified

10 mg

In stock

$4.25$5.00$42.49

Peptide Express✓ Lab & COAs Verified

10 mg

In stock

$4.25$5.00Sale$42.50

Certified-Pep✓ Lab & COAs Verified

10 mg

In stock

$4.32$5.40$43.20

Amino Science Labs✓ Lab & COAs Verified

10 mg

Out

$4.32$5.40$43.23

10 mg

In stock

$4.40$5.50$44.00

99 Purity Peptides

10 mg

In stock

$4.50$5.00$44.99

5 mg

In stock

$4.50$5.00$22.49

Full Scale Peptides✓ Lab & COAs Verified

10 mg

In stock

$4.50$5.00$44.99

Rivn Peptides✓ Lab & COAs Verified

10 mg

In stock

$4.50$44.99

—

10 mg

In stock

$4.68$5.50Sale$46.75

Moglabs✓ Lab & COAs Verified

5 mg

In stock

$4.68$5.20$23.40

Spartan Peptides✓ Lab & COAs Verified

30 mg

In stock

$4.77$5.30$143.10

Peptide Giants✓ Lab & COAs Verified

5 mg

In stock

$4.86$5.40Sale$24.30

10 mg

In stock

$5.00$50.00

—

NextGenPeps✓ Labs & COAs Verified

10 mg

In stock

$5.20$52.00

US Peptide Labs

10 mg

In stock

$5.60$7.00$56.00

10 mg

In stock

$5.85$6.50$58.50

American Peptides✓ Lab & COAs Verified

10 mg

In stock

$5.85$6.50$58.50

CertaPeptides✓ Lab & COAs Verified

5 mg

In stock

$6.05$6.72$30.23€29.99 list

10 mg

In stock

$6.21$6.90$62.10

Modified Aminos✓ Lab & COAs Verified

5 mg

In stock

$6.48$7.20$32.39

Apex Peptides Lab

5 mg

In stock

$6.63$7.80Sale$33.15

Valkyrie Peptides

10 mg

In stock

$6.75$7.50$67.50

10 mg

Out

$6.80$67.99

—

IRON Peptides✓ Lab & COAs Verified

10 mg

In stock

$7.11$7.90$71.10

BioCollex✓ Lab & COAs Verified

10 mg

In stock

$7.50$75.00

—

Order My Peptides

10 mg

In stock

$7.57$8.90$75.65

Healius Peptides✓ Lab & COAs Verified

10 mg

In stock

$8.10$9.00Sale$80.96

Peptide Partners✓ Labs & COAs Verified30 mgIn stockBest $/mg

$1.22$1.35$36.45 total

Capstone Peptides✓ Lab & COAs Verified30 mgIn stock

$1.32$2.63$39.50 total

BioLongevity Labs✓ Lab & COAs Verified20 mgIn stock

$1.38$1.62Sale$27.61 total

Fusion Peptide✓ Lab & COAs Verified12 mgIn stock

$1.44$1.70Sale$17.29 total

Fusion Peptide✓ Lab & COAs Verified13 mgIn stock

$1.44$1.69Sale$18.69 total

Amino Club✓ Lab & COAs Verified10 mgIn stock

$1.80$3.00$17.97 total

OneDay Compounds✓ Lab & COAs Verified10 mgIn stock

$1.89$2.10Sale$18.89 total

Peptides.gg✓ Lab & COAs Verified30 mgIn stock

$1.95$2.30$58.65 total

Alpha Peptides✓ Lab & COAs Verified10 mgIn stock

$1.97$2.19Sale$19.69 total

Pepvida Labs10 mgIn stock

$2.00$2.50Sale$20.00 total

Paramount Peptides✓ Labs & COAs Verified30 mgIn stock

$2.04$2.27$61.20 total

Solution Peptides30 mgIn stock

$2.10$3.00$63.00 total

Arctic Lab Supply✓ Labs & COAs Verified10 mgIn stock

$2.14$3.30$21.44 total

Synthesis Peptides✓ Lab & COAs Verified30 mgIn stock

$2.25$2.50$67.49 total

Orbitrex Peptides✓ Lab & COAs Verified30 mgIn stock

$2.27$2.67$67.99 total

99 Purity Peptides30 mgIn stock

$2.40$2.67$71.99 total

Licensed Peptides✓ Lab & COAs Verified30 mgIn stock

$2.44$2.57Sale$73.14 total

Solution Peptides10 mgIn stock

$2.45$3.50$24.50 total

Licensed Peptides✓ Lab & COAs Verified50 mgIn stock

$2.47$2.60Sale$123.49 total

Reta One Labs✓ Lab & COAs Verified10 mgIn stock

$2.47$2.60$24.70 total

Ascension Peptides✓ Lab & COAs Verified10 mgIn stock

$2.50$5.00Sale$25.00 total

Atomik Labz30 mgIn stock

$2.55$3.00$76.50 total

Orbitrex Peptides✓ Lab & COAs Verified10 mgIn stock

$2.55$3.00$25.49 total

Glacier Aminos✓ Lab & COAs Verified10 mgIn stock

$2.58$2.87Sale$25.82 total

LA Peptides✓ Labs & COAs Verified10 mgIn stock

$2.60$4.00$25.99 total

Peptide Basix✓ Labs & COAs Verified10 mgIn stock

$2.61$2.90$26.10 total

Midwest Peptide✓ Labs & COAs Verified10 mgIn stock

$2.70$3.00$26.99 total

NextGen Peptides✓ Lab & COAs Verified30 mgIn stock

$2.70$3.00$81.00 total

Peptide Titans30 mgIn stock

$2.70$3.00$80.99 total

Vital Core Research10 mgIn stock

$2.80$3.50$27.99 total

Hydro Research✓ Lab & COAs Verified10 mgIn stock

$2.80$3.50$28.00 total

Legendary Peptides✓ Lab & COAs Verified10 mgIn stock

$2.84$3.15Sale$28.35 total

Real Peptides✓ Lab & COAs Verified10 mgIn stock

$2.88$28.80 total

Biotech Compounds✓ Lab & COAs Verified10 mgIn stock

$2.97$3.30$29.69 total

Purgo Labs✓ Lab & COAs Verified10 mgIn stock

$2.97$3.50$29.74 total

Peptides.gg✓ Lab & COAs Verified10 mgIn stock

$2.98$3.50$29.75 total

Atomik Labz10 mgIn stock

$2.98$3.50$29.75 total

Southern Aminos✓ Lab & COAs Verified10 mgIn stock

$2.99$3.52Sale$29.92 total

NextGen Peptides✓ Lab & COAs Verified10 mgIn stock

$3.15$3.50$31.50 total

Peptide Titans10 mgIn stock

$3.15$3.50$31.49 total

GenPeptide✓ Lab & COAs Verified10 mgIn stock

$3.15$3.50$31.50 total

Instant Peptides✓ Lab & COAs Verified10 mgIn stock

$3.15$3.50$31.46 total

Puratek✓ Lab & COAs Verified10 mgIn stock

$3.30$32.95 total

Synthesis Peptides✓ Lab & COAs Verified10 mgIn stock

$3.33$3.70$33.29 total

CertaPeptides✓ Lab & COAs Verified30 mgIn stock

$3.36$3.73$100.80 total€99.99 list

Nura Peptide✓ Lab & COAs Verified10 mgIn stock

$3.38$4.50$33.75 total

Vantyx Research✓ Lab & COAs Verified10 mgIn stock

$3.40$4.00$34.00 total

Peptide Giants✓ Lab & COAs Verified10 mgIn stock

$3.42$3.80Sale$34.20 total

Frontier Aminos✓ Lab & COAs Verified10 mgIn stock

$3.42$3.80$34.19 total

Lumera Labs10 mgIn stock

$3.50$34.99 total

Crush Research✓ Labs & COAs Verified10 mgIn stock

$3.51$3.90$35.10 total

Ignite Peptides✓ Lab & COAs Verified10 mgIn stock

$3.60$4.00$36.00 total

Mile High Compounds✓ Labs & COAs Verified10 mgIn stock

$3.60$4.00Sale$35.99 total

Reserve Research✓ Lab & COAs Verified10 mgIn stock

$3.60$4.00$36.00 total

Apex Peptides Lab30 mgIn stock

$3.66$4.30$109.65 total

Modern Aminos✓ Lab & COAs Verified10 mgIn stock

$3.78$4.20$37.80 total

Aero Peptides10 mgIn stock

$3.82$4.50$38.24 total

Oasis Labs✓ Lab & COAs Verified10 mgIn stock

$3.83$4.50$38.25 total

Atlas Amino Club10 mgIn stock

$3.87$4.30$38.69 total

Ameano Peptides✓ Lab & COAs Verified10 mgIn stock

$3.96$4.40$39.60 total

EZ Peptides✓ Lab & COAs Verified10 mgIn stock

$3.96$4.40$39.60 total

CertaPeptides✓ Lab & COAs Verified10 mgIn stock

$4.03$4.48$40.31 total€39.99 list

BioPure Peptides20 mgIn stock

$4.04$4.25$80.74 total

Athena Peptides✓ Labs & COAs Verified10 mgIn stock

$4.05$4.50$40.50 total

Improved Peptides✓ Lab & COAs Verified10 mgIn stock

$4.17$4.90$41.65 total

Apex Peptides Lab10 mgIn stock

$4.17$4.90Sale$41.65 total

EVLV Peptides✓ Lab & COAs Verified10 mgIn stock

$4.25$5.00$42.49 total

Peptide Express✓ Lab & COAs Verified10 mgIn stock

$4.25$5.00Sale$42.50 total

Certified-Pep✓ Lab & COAs Verified10 mgIn stock

$4.32$5.40$43.20 total

Amino Science Labs✓ Lab & COAs Verified10 mgOut

$4.32$5.40$43.23 total

Mytide Lab10 mgIn stock

$4.40$5.50$44.00 total

99 Purity Peptides10 mgIn stock

$4.50$5.00$44.99 total

Peptide Titans5 mgIn stock

$4.50$5.00$22.49 total

Full Scale Peptides✓ Lab & COAs Verified10 mgIn stock

$4.50$5.00$44.99 total

Rivn Peptides✓ Lab & COAs Verified10 mgIn stock

$4.50$44.99 total

Geno Science10 mgIn stock

$4.68$5.50Sale$46.75 total

Moglabs✓ Lab & COAs Verified5 mgIn stock

$4.68$5.20$23.40 total

Spartan Peptides✓ Lab & COAs Verified30 mgIn stock

$4.77$5.30$143.10 total

Peptide Giants✓ Lab & COAs Verified5 mgIn stock

$4.86$5.40Sale$24.30 total

Vector E Lab10 mgIn stock

$5.00$50.00 total

NextGenPeps✓ Labs & COAs Verified10 mgIn stock

$5.20$52.00 total

US Peptide Labs10 mgIn stock

$5.60$7.00$56.00 total

Royal Peptides10 mgIn stock

$5.85$6.50$58.50 total

American Peptides✓ Lab & COAs Verified10 mgIn stock

$5.85$6.50$58.50 total

CertaPeptides✓ Lab & COAs Verified5 mgIn stock

$6.05$6.72$30.23 total€29.99 list

Vertex Labs10 mgIn stock

$6.21$6.90$62.10 total

Modified Aminos✓ Lab & COAs Verified5 mgIn stock

$6.48$7.20$32.39 total

Apex Peptides Lab5 mgIn stock

$6.63$7.80Sale$33.15 total

Valkyrie Peptides10 mgIn stock

$6.75$7.50$67.50 total

Peptriva10 mgOut

$6.80$67.99 total

IRON Peptides✓ Lab & COAs Verified10 mgIn stock

$7.11$7.90$71.10 total

BioCollex✓ Lab & COAs Verified10 mgIn stock

$7.50$75.00 total

Order My Peptides10 mgIn stock

$7.57$8.90$75.65 total

Healius Peptides✓ Lab & COAs Verified10 mgIn stock

$8.10$9.00Sale$80.96 total

CertaPeptides prices in euros (EUR); its figures are converted to US dollars at the October 24, 2026 exchange rate (Rates By Exchange Rate API), with the vendor’s own list price shown beneath.

✓ Lab & COAs Verified: Prof. Peptide matched the vendor's certificates of analysis against the testing laboratory's own records.

Affiliate disclosure: Prof. Peptide is independently operated and may earn affiliate commissions on purchases made with its codes or through its links, at no additional cost to the buyer. Affiliate relationships never determine vendor inclusion, ranking, verification, or Prof. Peptide's editorial conclusions. Prices and availability change frequently; always confirm on the vendor's site.