Peak Peptides
Research-grade · 99%+ purity

Reach the summit of peptide research.

Peak Peptides supplies independently tested, cold-chain shipped research compounds to licensed laboratories and qualified researchers worldwide.

Browse Catalog Research Use Policy
99.4%
Avg HPLC purity
3rd-party
Tested batches
2–8°C
Cold-chain ship
Peak Peptides logo
Third-Party Tested
HPLC and mass-spec verification on every batch.
GMP-Compliant Sourcing
Manufactured in audited research facilities.
Cold-Chain Shipping
Lyophilized vials protected through transit.
Research Verified
Licensed laboratory accounts only.
Catalog

Six research verticals.

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GLP-1 / Metabolic research vial
01
GLP-1 / Metabolic

Incretin receptor agonists studied in preclinical metabolic models.

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Growth Hormone Axis research vial
02
Growth Hormone Axis

GHRH analogs and ghrelin mimetics studied in preclinical models.

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Tissue Repair research vial
03
Tissue Repair

Compounds studied in preclinical tissue-repair and angiogenesis models.

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Neuro-Research research vial
04
Neuro-Research

Neuropeptides studied in preclinical neuroprotection and BDNF models.

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Lab Supplies research vial
05
Lab Supplies

Reconstitution and workflow supplies for research use.

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Featured Compounds

Most-requested research peptides.

GLP-1 / Metabolic
Retatrutide

Triple agonist (GLP-1 / GIP / glucagon) cited in preclinical literature.

MW ~4731View
Tissue Repair
KLOW

Multi-peptide research blend (Kisspeptin, BPC-157, GHK-Cu, TB-500).

MW —View
Growth Hormone Axis
Tesamorelin

Stabilized GHRH analog studied in preclinical literature.

MW 5135.78View
Growth Hormone Axis
CJC No DAC / Ipamorelin (5/5)

Balanced GHRH + ghrelin-mimetic research blend.

MW —View

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Verification for licensed researchers, academic labs, and CROs. Bulk pricing available.

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