HomeLab Tests RC Peptides, Prostamax
Purity · passBatch · 008Shop-provided sample

Prostamax × RC Peptides — Lab Test, May 2026

Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.528%
Excellent purity only
↓ Download COA
Independent verification available

Janoshik Labs publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.

This certificate carries no lookup code.

Test results

6 data points
Purity
99.528%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
20 mg
Tested qty
22.34 mg
Qty match
112% of labeled · +12%
0label125%
Batch / Lot
008
Tested by
Janoshik LabsView profile →

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

Independent HPLC purity analysis of Prostamax from RCpeptides, performed by Janoshik Labs on May 6, 2026. Reported purity: 99.528%. Net content: 22.34 mg against 20 mg labeled (112% of label). Tested content exceeds the labeled amount by 12%. Batch 008. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
HPLC certificate of analysis for Prostamax 20mg from RC Peptides showing 99.528% purity
Issued by Janoshik Labs · May 06, 2026 · Batch 008

Related lab tests

8 tests

The 8 other Prostamax tests on Peptigrity range from 99.01% to 99.93%. This one sits at 99.53%.

More from RC Peptides
More Prostamax tests
♡ Likes · 0

Community discussion

0 comments

Join the discussion — sign in to leave a comment on this lab test.

Sign in to comment →

Have you tested this peptide?

Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.

Submit a lab test →