TitrateLab/Vendors/GYC vs Lilipeptide

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GYC vs Lilipeptide

A head-to-head, evidence-first comparison of GYC and Lilipeptide — every number below is sourced from 265 and 256 third-party lab certificates of analysis respectively, not vendor marketing. TitrateLab does not rank or endorse vendors and takes no payment for placement.

GYC
265 COAs tracked
Leads 2 of 3 metrics
VS
Lilipeptide
256 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.

GYC
 
Lilipeptide
265
Lab certificates tracked More independent COAs = more evidence.
256
98.7%
Average tested purity Mean purity across assayed batches.
99.2%
99%
Batches ≥ 90% purity (pass rate) Share of assayed batches at or above the 90% line.
99%
30
Distinct compounds tested Breadth of the tested catalog.
9

Most-tested compounds

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

GYC

Tirzepatide91 Retatrutide70 BPC-15712 Cagrilintide11 TB-50010 NAD+8

Lilipeptide

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

Explore further

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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.