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GHK-Cu 100-mg / owsa-ghk-100mg
Product analysis · Owsa Labs

GHK-Cu 100-mg / owsa-ghk-100mg

100 mg per vial of GHK-Cu, sold by Owsa Labs. An analytical report is on file from Janoshik Analytical, showing 99.75% purity. For laboratory research use only.

Why this score?
Testing & analytical evidence
38/45
Value
25/25
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 transparency: 38/45
£23.99Owsa Labs
100 mgVial size
1Vials per pack
£23.99Price / vial
£0.24Price / 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 evidence84/100
38 of 45 points
Value99/100
24.6 of 25 points
Product identity73/100
11 of 15 points
Supplier transparency25/100
2.5 of 10 points
Label & listing transparency100/100
5 of 5 points

Overall: 81.1/100 - 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
We hold 2 laboratory reports for this compound. Each 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.
Laboratory
Janoshik Analytical
Certification body
Not recorded
Batch
CU100/202602
Batch-specific report
Recorded
Report date
2026-02-16
Evidence checked
2026-09-21
Purity (HPLC)
99.75%
Chromatogram
Not shown
Identity / mass spectrometry
Not shown
Measured content
Within 19% of label
Lab verification
Can be verified with the laboratory
Microbiology / endotoxin
Not shown

Supplier provides a product-specific COA listing for GHK-Cu 100 mg and a matching Janoshik report. The visible report gives purity and measured content, but no chromatogram, MS detail, or contaminant panel was shown.

Dose & value

Vial size
100 mg
Vials per pack
1 (single vial)
Pack price
£23.99
Price per vial
£23.99
Price per mg
£0.24
Compared with other suppliers
37% below the median (14 suppliers, same peptide)
Price last checked
21 Sep 2026

GHK-Cu product details

Compound
GHK-Cu
Supplier product name
GHK-Cu
Supplier product code (SKU)
OWSA-GHK-100MG
CAS number
Not disclosed
Presentation
Vial
Storage
Not disclosed
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
Owsa Labs
Legal company
Owsa Labs
Companies House verified
Not found
UK address disclosed
Not found
Contact details
Yes
Shipping policy
Yes
Returns policy
Yes
Batch / testing process explained
Yes

View the full supplier profile →

Compare all GHK-Cu suppliers →

What the record makes clear

  • An analytical report was located for this listing.
  • The report is for batch CU100/202602 - 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

GHK-Cu 100mgUK Peptides (ukpeptides.org)

Why this score?
Testing & analytical evidence
34/45
Value
24/25
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
100 mg / vial
Testing evidence
Evidence status
Manufacturer COA
Manufacturer statement
"Independently Tested · Accredited External Lab"; "Independent third-party laboratory report for batch UKP-GHK-2608 of GHK-Cu 100mg, issued by an accredited independent laboratory using HPLC-UV + Mass Spectrometry. Result: ≥98{a48505b7a92a5d64fa947b6701e2877576ce853b374f7be6d82c62f5ee4ca6d5} HPLC."
Laboratory
Not recorded
Certification body
Not recorded
Batch
UKP-GHK-2608
Batch-specific report
Recorded
Report date
2026-08-07
Evidence checked
2026-09-20
£0.25per 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
2026-09-20 09:20:11
Evidence status
Manufacturer COA
Manufacturer statement
"Independently Tested · Accredited External Lab"; "Independent third-party laboratory report for batch UKP-GHK-2608 of GHK-Cu 100mg, issued by an accredited independent laboratory using HPLC-UV + Mass Spectrometry. Result: ≥98{a48505b7a92a5d64fa947b6701e2877576ce853b374f7be6d82c62f5ee4ca6d5} HPLC."
Laboratory
Not recorded
Certification body
Not recorded
Batch
UKP-GHK-2608
Batch-specific report
Recorded
Report date
2026-08-07
Evidence checked
2026-09-20

GHK-Cu 100mg

UK Peptides (ukpeptides.org)
Why this score?
Testing & analytical evidence
34/45
Value
24/25
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
Manufacturer COA
Manufacturer statement
"Independently Tested · Accredited External Lab"; "Independent third-party laboratory report for batch UKP-GHK-2608 of GHK-Cu 100mg, issued by an accredited independent laboratory using HPLC-UV + Mass Spectrometry. Result: ≥98{a48505b7a92a5d64fa947b6701e2877576ce853b374f7be6d82c62f5ee4ca6d5} HPLC."
Laboratory
Not recorded
Certification body
Not recorded
Batch
UKP-GHK-2608
Batch-specific report
Recorded
Report date
2026-08-07
Evidence checked
2026-09-20
£0.25per mg
£24.99per pack
View AnalysisBuy Now

Compare alternative

GHK-CU 100mgAscend Peptides UK

Why this score?
Testing & analytical evidence
36/45
Value
19/25
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
100 mg / vial
Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
GHK-CU 100mg research peptide UK is ... ≥98{a48505b7a92a5d64fa947b6701e2877576ce853b374f7be6d82c62f5ee4ca6d5} HPLC-verified. Janoshik tested.
Laboratory
Janoshik
Certification body
Not recorded
Batch
20260114
Batch-specific report
Recorded
Report date
2026-04-07
Evidence checked
2026-09-21
£0.35per mg
£34.99per pack
View AnalysisBuy Now
Product & testing details
Supplier
Ascend Peptides UK
Vials per pack
1
Price per vial
£34.99
Listing last checked
2026-09-21 17:26:44
Evidence status
Verified independent evidence
Manufacturer statement
GHK-CU 100mg research peptide UK is ... ≥98{a48505b7a92a5d64fa947b6701e2877576ce853b374f7be6d82c62f5ee4ca6d5} HPLC-verified. Janoshik tested.
Laboratory
Janoshik
Certification body
Not recorded
Batch
20260114
Batch-specific report
Recorded
Report date
2026-04-07
Evidence checked
2026-09-21

GHK-CU 100mg

Ascend Peptides UK
Why this score?
Testing & analytical evidence
36/45
Value
19/25
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
Verified independent evidence
Manufacturer statement
GHK-CU 100mg research peptide UK is ... ≥98{a48505b7a92a5d64fa947b6701e2877576ce853b374f7be6d82c62f5ee4ca6d5} HPLC-verified. Janoshik tested.
Laboratory
Janoshik
Certification body
Not recorded
Batch
20260114
Batch-specific report
Recorded
Report date
2026-04-07
Evidence checked
2026-09-21
£0.35per mg
£34.99per pack
View AnalysisBuy Now

Compare alternative

GHK-Cu 100 mgUK Peptides (ukpeptides.com)

Why this score?
Testing & analytical evidence
10/45
Value
14/25
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
100 mg / vial
Testing evidence
Evidence status
Testing claimed
Manufacturer statement
Specifications for this compound, independently verified by HPLC and LC-MS before release. HPLC PURITY 99.7{a48505b7a92a5d64fa947b6701e2877576ce853b374f7be6d82c62f5ee4ca6d5}. MASS CONFIRMATION LC-MS confirmed. Download COA (CP-GHKC-2604).
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-20
£0.50per mg
£49.99per pack
View AnalysisBuy Now
Product & testing details
Supplier
UK Peptides (ukpeptides.com)
Vials per pack
1
Price per vial
£49.99
Listing last checked
2026-09-20 09:20:11
Evidence status
Testing claimed
Manufacturer statement
Specifications for this compound, independently verified by HPLC and LC-MS before release. HPLC PURITY 99.7{a48505b7a92a5d64fa947b6701e2877576ce853b374f7be6d82c62f5ee4ca6d5}. MASS CONFIRMATION LC-MS confirmed. Download COA (CP-GHKC-2604).
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-20

GHK-Cu 100 mg

UK Peptides (ukpeptides.com)
Why this score?
Testing & analytical evidence
10/45
Value
14/25
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
Testing claimed
Manufacturer statement
Specifications for this compound, independently verified by HPLC and LC-MS before release. HPLC PURITY 99.7{a48505b7a92a5d64fa947b6701e2877576ce853b374f7be6d82c62f5ee4ca6d5}. MASS CONFIRMATION LC-MS confirmed. Download COA (CP-GHKC-2604).
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-20
£0.50per mg
£49.99per pack
View AnalysisBuy Now