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Semax 10mg
Product analysis · PepSource

Semax 10mg

10 mg per vial of Semax, sold by PepSource. An analytical report is on file from Freedom Diagnostics Testing, showing 99.84% purity. For laboratory research use only.

Why this score?
Testing & analytical evidence
40/45
Value
13/25
Product identity
14/15
Supplier transparency
10/10
Label & listing transparency
5/5
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Testing transparency: 40/45
£35.00PepSource
10 mgVial size
1Vials per pack
£35.00Price / vial
£3.50Price / mg
Buy NowCompare alternatives

We may earn a commission from qualifying purchases. This never affects our scores. Research-use product only - not for human or veterinary use.

The score, explained

Our scoring methodology
Testing & analytical evidence89/100
40 of 45 points
Value53/100
13.1 of 25 points
Product identity93/100
14 of 15 points
Supplier transparency100/100
10 of 10 points
Label & listing transparency100/100
5 of 5 points

Overall: 82.1/100 - Strong. The score compares the documentation and characteristics of this research product - not whether a peptide is safe, effective or suitable for human use. Affiliate commission contributes no points.

Testing & evidence

Verified independent evidence

Evidence status
Verified independent evidence
Manufacturer statement
"Every batch is independently third-party tested for HPLC purity and mass-spectrometry identity, and the certificate of analysis for the batch you receive is published on our lab results page." "Purity: Verified by HPLC on every batch — the measured figure for your lot is published on its certificate of analysis"
Laboratory
Freedom Diagnostics Testing
Certification body
Not recorded
Batch
XA10-2606-02-IV
Batch-specific report
Recorded
Report date
2026-06-02
Evidence checked
2026-09-22
Purity (HPLC)
99.84%
Chromatogram
Not shown
Identity / mass spectrometry
Independent, identity stated
Measured content
Within 19% of label
Lab verification
Can be verified with the laboratory
Microbiology / endotoxin
Not shown

I found a batch-specific COA for Semax 10mg matching the listing, from Freedom Diagnostics Testing, with 99.84% purity and 11.84 mg measured content for batch XA10-2606-02-IV. The page states LC-MS methodology and offers public verification, but no chromatogram or contaminant/microbiology panel is visible in the page text.

Dose & value

Vial size
10 mg
Vials per pack
1 (single vial)
Pack price
£35.00
Price per vial
£35.00
Price per mg
£3.50
Compared with other suppliers
4% above the median (5 suppliers, same peptide)
Price last checked
22 Sep 2026

Semax product details

Compound
Semax
Supplier product name
Semax
Supplier product code (SKU)
SX10
CAS number
Not disclosed
Presentation
Lyophilised powder vial
Storage
Store sealed vials cool, dry and away from light; freeze for long-term storage Recons
Supplier purity claim
Not disclosed

Listing details describe the supplier's own product page; they do not independently verify the contents of any vial. Check the current listing and the batch covered by any test report.

Supplier transparency

Supplier
PepSource
Legal company
PepSource
Companies House verified
Yes
UK address disclosed
Yes
Contact details
Yes
Shipping policy
Yes
Returns policy
Yes
Batch / testing process explained
Yes

View the full supplier profile →

Compare all Semax suppliers →

What the record makes clear

  • An analytical report was located for this listing.
  • The report is for batch XA10-2606-02-IV - confirm it matches the vial you receive.
  • Price per mg can be calculated from the labelled vial size.

What to keep in mind

  • Research use only. A score is not an endorsement, and does not mean a product is safe, sterile, effective or suitable for human or veterinary use.
  • One tested sample does not guarantee every vial is identical.

Explore the alternatives

Compare alternative

Semax 10mgUK Peptides (ukpeptides.org)

Why this score?
Testing & analytical evidence
36/45
Value
18/25
Product identity
11/15
Supplier transparency
10/10
Label & listing transparency
5/5
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Quantity
10 mg / vial
Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
Independently tested · accredited external lab · lot-matched CoAs published · third-party test report for Semax 10mg · ≥98% HPLC · independently verified by an accredited independent laboratory via HPLC-UV.
Laboratory
MZ Biolabs
Certification body
Not recorded
Batch
2026-07-15
Batch-specific report
Recorded
Report date
2026-07-31
Evidence checked
2026-09-22
£2.50per mg
£24.99per pack
View AnalysisBuy Now
Product & testing details
Supplier
UK Peptides (ukpeptides.org)
Vials per pack
1
Price per vial
£24.99
Listing last checked
2026-09-22 11:25:55
Evidence status
Verified independent evidence
Manufacturer statement
Independently tested · accredited external lab · lot-matched CoAs published · third-party test report for Semax 10mg · ≥98% HPLC · independently verified by an accredited independent laboratory via HPLC-UV.
Laboratory
MZ Biolabs
Certification body
Not recorded
Batch
2026-07-15
Batch-specific report
Recorded
Report date
2026-07-31
Evidence checked
2026-09-22

Semax 10mg

UK Peptides (ukpeptides.org)
Why this score?
Testing & analytical evidence
36/45
Value
18/25
Product identity
11/15
Supplier transparency
10/10
Label & listing transparency
5/5
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
Independently tested · accredited external lab · lot-matched CoAs published · third-party test report for Semax 10mg · ≥98% HPLC · independently verified by an accredited independent laboratory via HPLC-UV.
Laboratory
MZ Biolabs
Certification body
Not recorded
Batch
2026-07-15
Batch-specific report
Recorded
Report date
2026-07-31
Evidence checked
2026-09-22
£2.50per mg
£24.99per pack
View AnalysisBuy Now

Compare alternative

Semax 10-mg / owsa-semax-10mgOwsa Labs

Why this score?
Testing & analytical evidence
39/45
Value
21/25
Product identity
11/15
Supplier transparency
3/10
Label & listing transparency
5/5
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Quantity
10 mg / vial
Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
"Certificate of analysis on every product"; "We hold 1 laboratory report for this compound. It covers the lot it names, so check the lot number on your vial against the list below."; "Testing by Janoshik Analytical, covering peptide content and purity."; "Commissioned by Yiwu Aozuo Trading Firm (manufacturer), not by Owsa Labs."
Laboratory
Janoshik Analytical
Certification body
Not recorded
Batch
XA10/202608
Batch-specific report
Recorded
Report date
2026-08-11
Evidence checked
2026-09-22
£2.00per mg
£19.99per pack
View AnalysisBuy Now
Product & testing details
Supplier
Owsa Labs
Vials per pack
1
Price per vial
£19.99
Listing last checked
2026-09-22 11:04:33
Evidence status
Verified independent evidence
Manufacturer statement
"Certificate of analysis on every product"; "We hold 1 laboratory report for this compound. It covers the lot it names, so check the lot number on your vial against the list below."; "Testing by Janoshik Analytical, covering peptide content and purity."; "Commissioned by Yiwu Aozuo Trading Firm (manufacturer), not by Owsa Labs."
Laboratory
Janoshik Analytical
Certification body
Not recorded
Batch
XA10/202608
Batch-specific report
Recorded
Report date
2026-08-11
Evidence checked
2026-09-22

Semax 10-mg / owsa-semax-10mg

Owsa Labs
Why this score?
Testing & analytical evidence
39/45
Value
21/25
Product identity
11/15
Supplier transparency
3/10
Label & listing transparency
5/5
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
"Certificate of analysis on every product"; "We hold 1 laboratory report for this compound. It covers the lot it names, so check the lot number on your vial against the list below."; "Testing by Janoshik Analytical, covering peptide content and purity."; "Commissioned by Yiwu Aozuo Trading Firm (manufacturer), not by Owsa Labs."
Laboratory
Janoshik Analytical
Certification body
Not recorded
Batch
XA10/202608
Batch-specific report
Recorded
Report date
2026-08-11
Evidence checked
2026-09-22
£2.00per mg
£19.99per pack
View AnalysisBuy Now

Compare alternative

Semax 10mgReta Research

Why this score?
Testing & analytical evidence
10/45
Value
15/25
Product identity
12/15
Supplier transparency
10/10
Label & listing transparency
5/5
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Quantity
10 mg / vial
Testing evidence
Evidence status
Testing claimed
Manufacturer statement
Lyophilised powder offered in 10mg and 30mg vials, ≥99% purity by HPLC, Certificate of Analysis on request.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-22
£3.00per mg
£30.00per pack
View AnalysisBuy Now
Product & testing details
Supplier
Reta Research
Vials per pack
1
Price per vial
£30.00
Listing last checked
2026-09-22 11:04:33
Evidence status
Testing claimed
Manufacturer statement
Lyophilised powder offered in 10mg and 30mg vials, ≥99% purity by HPLC, Certificate of Analysis on request.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-22

Semax 10mg

Reta Research
Why this score?
Testing & analytical evidence
10/45
Value
15/25
Product identity
12/15
Supplier transparency
10/10
Label & listing transparency
5/5
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Testing evidence
Evidence status
Testing claimed
Manufacturer statement
Lyophilised powder offered in 10mg and 30mg vials, ≥99% purity by HPLC, Certificate of Analysis on request.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-22
£3.00per mg
£30.00per pack
View AnalysisBuy Now