Modern Research LLC vs Simple Peptide

A head-to-head, evidence-first comparison of Modern Research LLC and Simple Peptide — every number below is sourced from 185 and 561 third-party lab certificates of analysis respectively, not vendor marketing. TitrateLab does not rank or endorse vendors and takes no payment for placement.

Modern Research LLC

185 COAs tracked

Simple Peptide

561 COAs tracked

Leads 2 of 3 metrics

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.

Modern Research LLC

Simple Peptide

185

Lab certificates tracked More independent COAs = more evidence.

561

99.4%

Average tested purity Mean purity across assayed batches.

99.4%

97%

In-spec rate (purity + dose) Share of assayed batches in spec on purity (≥90%) AND labeled dose (filled to within 10% of label).

96%

Distinct compounds tested Breadth of the tested catalog.

100

Most-tested compounds

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

Modern Research LLC

Retatrutide35 Tirzepatide15 Semaglutide11 GHK-Cu9 TB-5009 BPC-1578

Simple Peptide

Tirzepatide61 Retatrutide52 BPC-15726 MOTS-C23 BPC-157 + TB-50021 NAD+17

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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.