Research Comparison

Sermorelin vs Tesamorelin

Side-by-side research comparison of Sermorelin and Tesamorelin across our PubMed, ClinicalTrials.gov, and EuropePMC corpus. 15 head-to-head studies plus 89 on Sermorelin and 39 on Tesamorelin.

15 head-to-head · 89 on Sermorelin · 39 on Tesamorelin

At a glance

  Sermorelin Tesamorelin
Drug class ghrh analog ghrh analog
Studies in corpus 89 39
Highest evidence tier rct meta analysis
Evidence tier mix other · 26 rct · 15 cohort · 1 in vitro · 19 preclinical animal · 22 review · 2 case report · 1 other · 11 cohort · 2 rct · 12 preclinical animal · 2 review · 3 meta analysis · 1 in vitro · 2
Studies with explicit sample size 2 1
Head-to-head studies in corpus 15

Lab evidence, head to head

Beyond the literature: here's what third-party Certificate-of-Analysis records (Janoshik, BCC, Auxlabs) say about real Sermorelin and Tesamorelin batches we've tested. Aggregate, public data — cross-reference against the studies below.

Sermorelin

We tested 909 Sermorelin batches across 373 manufacturers, 99.21% avg purity.

909
Batches tested
373
Manufacturers
99.21%
Avg purity
3
Failed <90%
28
Underdosed >10%
All Sermorelin COA records →

Tesamorelin

We tested 4039 Tesamorelin batches across 1232 manufacturers, 99.16% avg purity.

4039
Batches tested
1232
Manufacturers
99.16%
Avg purity
34
Failed <90%
227
Underdosed >10%
All Tesamorelin COA records →

We hold deeper lab coverage on Tesamorelin (4039 batches tested). Sermorelin edges ahead on average measured purity (99.21% vs 99.16%) — a narrow gap; weigh it against failed-batch and underdose counts above.

Head-to-head studies

Studies in our corpus that mention both Sermorelin and Tesamorelin — the gold-standard direct comparison evidence.

Top studies per peptide

Vendor data

Looking for vendor-level purity, endotoxin, and HPLC data on Sermorelin or Tesamorelin? TitrateLab tracks Certificate-of-Analysis records from the major peptide labs (Janoshik, BCC, Auxlabs) alongside the research above. Cross-reference vendor batches against the studies on this page.

Explore each peptide