Analytically verified
Independent HPLC and mass-spectrometry on every lot — not a spot check, not a batch average. The certificate is tied to the number on your vial.
Third-party verified · COA with every lot
Research-grade peptides,
Research-grade peptides,
verified before they ship.
Essential Bio Labs supplies high-purity, analytically confirmed research peptides to laboratories, universities, and independent research programs. Every lot is released against an independent certificate of analysis — strictly for in vitro laboratory research.
≥99%HPLC purity target
100%Lots with a COA
9Core research compounds
Flagship compound
10 mg · 20 mg
10 mg · 20 mg
Every lot
HPLC + MS
Independent purity & identity verification
≥99% HPLC purityThird-party verifiedCOA with every lotCold-chain shippingUS-based fulfillmentLot-level traceabilityResearch use only21+ verified buyers≥99% HPLC purityThird-party verifiedCOA with every lotCold-chain shippingUS-based fulfillmentLot-level traceabilityResearch use only21+ verified buyers
Why Essential Bio Labs
Most suppliers sell a vial.
Most suppliers sell a vial.
We release a documented lot.
Lot-to-lot consistency
Controlled synthesis and release criteria so a reorder in month nine behaves like the vial you validated in month one.
Built for research workflows
Cold-chain packing, SDS documentation, procurement paperwork, and a named contact who answers before your study window closes.
What we do
All Services
Supply, synthesis, and the paperwork around it.
01
Research Peptide Catalog
Nine core compounds held in stock as lyophilized powder, lot-controlled and released only after third-party analytical review.
02
Bulk & Institutional Supply
Volume pricing and scheduled replenishment for universities, CROs, and multi-site research programs running long study windows.
03
Custom Synthesis
Sequence-specific synthesis for research targets outside the catalog, quoted with defined purity thresholds and delivery windows.
04
Third-Party Analytical Testing
Independent HPLC and mass-spectrometry verification on every lot, with the full certificate of analysis released alongside the shipment.
Catalog preview
View All 9
Core research compounds
Metabolic
10 mg · 20 mg
10 mg · 20 mg
GLP-3 (Retatrutide)
Tri-receptor incretin-class research peptide used in receptor-binding, cAMP signalin…
View details
Growth Axis
10 mg
10 mg
Tesamorelin
Stabilized growth-hormone-releasing hormone analog used in receptor-affinity and end…
View details
Growth Axis
10 mg
10 mg
CJC-1295 / Ipamorelin
Co-lyophilized GHRH analog and selective secretagogue pairing, studied together in p…
View details
Metabolic
10 mg
10 mg
MOTS-C
Mitochondrial-derived peptide investigated in metabolic homeostasis, AMPK signaling,…
View details
From the field
What research buyers tell us
“The COA arrives with the shipment every single time, matched to the lot on the vial. That alone put them ahead of the two suppliers we used before.”
“We needed consistency across a nine-month study window. Four reorders in, the HPLC traces have been effectively indistinguishable.”
“Cold-chain packing actually held through a summer transit delay. Documentation for our EHS review was ready without us having to chase it.”
About us
Built by people who got tired of unverifiable vials.
Essential Bio Labs started with a simple frustration: research teams were buying compounds with no traceable analytics behind them, then spending study budget re-validating material that should have arrived documented.
We built the opposite. Controlled synthesis partners, independent third-party testing on every lot, and a certificate of analysis that travels with the vial number — so the first thing your team does with our material is use it, not re-test it.
Read Our Story
Next step
Ready to specify your next lot?
Send us the compound, quantity, and purity threshold your protocol requires. You'll get a written quote and the matching analytical documentation.
Research use only · Not for human or veterinary consumption · Buyers must be 21+