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Lilipeptide vs QSC

A head-to-head, evidence-first comparison of Lilipeptide and QSC — every number below is sourced from 256 and 337 third-party lab certificates of analysis respectively, not vendor marketing. TitrateLab does not rank or endorse vendors and takes no payment for placement.

Lilipeptide

256 COAs tracked

QSC

337 COAs tracked

Leads 3 of 4 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.

Lilipeptide

QSC

256

Lab certificates tracked More independent COAs = more evidence.

337

99.2%

Average tested purity Mean purity across assayed batches.

99.0%

99%

Batches ≥ 90% purity (pass rate) Share of assayed batches at or above the 90% line.

100%

Distinct compounds tested Breadth of the tested catalog.

Most-tested compounds

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

Lilipeptide

Retatrutide125 Tirzepatide33 GHK-Cu24 BPC-15720 Tesamorelin18 TB-50012

QSC

Tirzepatide53 Retatrutide42 HGH22 Semaglutide13 HCG11 BPC-15710

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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.