TitrateLab/Vendors/QLP

Vendor trust profile

QLP

Lab-verified evidence

Qing Li Peptide

Also known as QLP

An independent, evidence-first review of QLP (Qing Li Peptide) — wondering if QLP is legit? Every number below is sourced from 319 third-party lab certificates of analysis, not vendor marketing. The headline trust stats are free; the batch-by-batch evidence, every certificate, pricing & stock are TitrateLab Pro.

Average purity

99.1%

mean across 318 assayed batches

315 passed ≥90% 3 below

Purity distribution

318 batches · Pro
View batch-by-batch distribution · Pro
Batch ≥90% Below 90% Average

COAs tracked

319

third-party certs

Pass rate

99%

batches ≥90% purity

Compounds

16

distinct peptides

Coverage

2025-062026-06

first → latest test

Compounds tested

16 distinct

Peptides with at least one tracked certificate from this vendor. Tap a linked compound for the full research hub.

Recent certificates

319 total · showing 2

A sample of the most recently tested batches. Each links to its full, public certificate page — purity, method, lab, and test date.

Tirzepatide 99.7% · 2026-06-08 View cert → Retatrutide 99.3% · 2026-06-08 View cert →
+ 4 more certificates batch-by-batch evidence · Pro View all 319 certificates · Pro

Per-compound purity

mean purity by peptide · Pro

Average assayed purity for each of 16 compounds — the batch-level breakdown behind the headline average. Tap the tile to unlock with Pro.

View per-compound purity · Pro

Community reviews

Pro-member sourced
No community reviews yet. Pro members can post the first.

Unlock QLP's full lab evidence

The trust teaser above is free & always will be. Unlock all 319 certificates, the batch-by-batch purity distribution, the per-compound breakdown, plus live pricing, stock & the full Pro review thread.

All 319 certificates Batch-by-batch distribution Per-compound breakdown Live price & $/mg Current stock Every full review

Instant access · cancel anytime · no pay-to-rank, ever

Frequently asked

purity & lab evidence
Is QLP legit?

TitrateLab tracks 319 third-party lab certificates of analysis for QLP, averaging 99.1% tested purity across 318 assayed batches, with 99% of those batches at or above the 90% purity line (tests dated 2025-06-09 to 2026-06-08). These are purity analytics from independent certificates, not vendor marketing — TitrateLab does not rank or endorse vendors, and this is research-use-only information, not a recommendation to purchase or use any product.

What is QLP's average tested purity?

Across the 318 assayed batches TitrateLab tracks for QLP, the mean third-party-tested purity is 99.1%. Purity is measured on the specific batches that were submitted for analysis and is not a guarantee for any other lot.

How many lab certificates does TitrateLab track for QLP?

TitrateLab tracks 319 published third-party certificates of analysis for QLP spanning 16 distinct compounds. Each certificate links to its own public page with the purity, test method, issuing lab, and test date.

What share of QLP's tested batches meet a 90% purity threshold?

99% of the 318 assayed batches TitrateLab tracks for QLP (315 of 318) tested at or above 90% purity. This reflects only the batches that were tested and is purity-analytic information for research use, not a quality guarantee for any order.

Answers are derived from the third-party lab certificates TitrateLab tracks for this vendor and describe tested purity only. This is research-use-only information, not medical advice and not a recommendation to purchase or use any product.

How this is sourced. TitrateLab tracks certificates of analysis posted by the community and verified against the issuing lab. Purity, test dates, and compound names shown here are the same facts published on each public certificate page — aggregated, never edited. A high pass rate reflects the batches that were tested; it is not a guarantee of every order. Browse the COA corpus →