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Peptaris vs Prime Scientific

A head-to-head, evidence-first comparison of Peptaris and Prime Scientific — every number below is sourced from 1171 and 13 third-party lab certificates of analysis respectively, not vendor marketing. TitrateLab does not rank or endorse vendors and takes no payment for placement.

Peptaris
1171 COAs tracked
Leads 4 of 4 metrics
VS
Prime Scientific
13 COAs tracked

Lab evidence, side by side

Aggregate trust signals from independent certificates. The leader on each row is highlighted. Purity is measured on the specific batches submitted for analysis and is not a guarantee for any other lot.

Peptaris
 
Prime Scientific
1171
Lab certificates tracked More independent COAs = more evidence.
13
99.5%
Average tested purity Mean purity across assayed batches.
98.1%
97%
In-spec rate (purity + dose) Share of assayed batches in spec on purity (≥90%) AND labeled dose (filled to within 10% of label).
85%
143
Distinct compounds tested Breadth of the tested catalog.
13

Most-tested compounds

The peptides each vendor has the most independent certificates for. Click a compound to see its research hub.

Peptaris

Retatrutide105 Tirzepatide53 Tesamorelin45 MOTS-C41 GHK-Cu33 BPC-15732

Prime Scientific

AOD-9604+Impurity1 BPC-1571 BPC-157 + GHK-Cu + KPV + TB-5001 BPC-157 + GHK-Cu + TB-5001 CJC-1295 + Ipamorelin1 CJC-1295 w/DAC1

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These figures are purity analytics aggregated from independent third-party certificates of analysis, not vendor claims. Purity is measured on the specific batches submitted for analysis and is not a guarantee for any other lot. This is research-use-only information; TitrateLab does not rank or endorse vendors and this is not a recommendation to purchase or use any product.