★ American Owned · American Operated®

Research-grade peptides,
shipped in the U.S.A.

Synthesized, lyophilized, and shipped in the United States. Sealed under nitrogen and shipped same-day from our dual-coast network on the East Coast & West Coast. Subscribe and never run out mid-study — pause, skip, or cancel anytime.

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99.5%+

HPLC purity

<0.25

EU/mg endotoxin

2-coast

Tampa & Reno warehouses

Same-day

shipping before 2pm local

Made in the U.S.A.

Synthesized in audited American facilities. No overseas manufacturing.

Sealed under nitrogen

Lyophilized and sealed sterile, then stored cold-chain until dispatch.

Dual-coast shipping

Tampa & Reno warehouses. Same-day before 2pm local.

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Bestsellers

Most reordered by U.S. researchers

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Bestseller

4.9 (689)BPC-157

Pentadecapeptide gastric-protein fragment

$80

Bestseller

4.8 (524)Tirzepatide

Dual GIP/GLP-1 agonist peptide

$64

Bestseller

4.9 (412)Retatrutide

Triple-agonist incretin reference peptide

$100

BestsellerOut of stock

4.8 (311)GHK-Cu

Copper-binding tripeptide (Gly-His-Lys)

$39

Sold out

4.8 (387)Semaglutide

Long-acting GLP-1 analog

$55

Out of stock

4.7 (256)Ipamorelin

Selective ghrelin-receptor pentapeptide

$35

Sold out

4.7 (234)TB-500

Thymosin β-4 reference peptide

$127

4.7 (164)Epitalon

Synthetic tetrapeptide (Ala-Glu-Asp-Gly)

$56

Out of stock

4.6 (142)CJC-1295 DAC

Long-acting GHRH-analog peptide (DAC)

$49

Sold out

4.6 (119)Semax

ACTH(4-10) heptapeptide analog

$98

4.7 (92)Thymosin α-1

Immunomodulating 28-residue peptide

$150

4.6 (87)Selank

Tuftsin-analog heptapeptide

$98

Pre-order −20%

4.6 (73)MOTS-c

Mitochondrial-derived 16-residue peptide

$76$95

5.0 (0)Botulinum Toxin

Neuromuscular research

$129

5.0 (0)Glutathione

Master antioxidant

$49

5.0 (0)Cagrilintide

Amylin analog research

$169

5.0 (0)5-Amino-1MQ

NNMT inhibitor research

$168

5.0 (0)BPC-157 + TB-500

Recovery blend

$117

5.0 (0)GLOW Blend

BPC-157 · GHK-Cu · TB-500

$273

5.0 (0)KLOW Blend

GLOW + KPV blend

$320

5.0 (0)KPV

Tripeptide anti-inflammatory

$88

5.0 (0)Melanotan-1

Afamelanotide research

$96

5.0 (0)GHRP-6

GH-secretagogue research

$56

5.0 (0)GHRP-2

GH-secretagogue research

$46

5.0 (0)CJC-1295 + Ipamorelin

GHRH + secretagogue blend

$169

5.0 (0)Kisspeptin-10

Reproductive-axis research

$85

5.0 (0)Melanotan-2

Melanocortin agonist

$78

5.0 (0)DSIP

Delta sleep peptide

$78

5.0 (0)Thymalin

Thymic peptide complex

$104

5.0 (0)SS-31

Mitochondrial peptide

$130

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30 compounds

Featured Stack

Tissue-repair Stack — save $28.

The Tissue-Repair Reference Pair

Get the stack — $149$178

Bundles

Pre-built stacks

The Tissue-Repair Reference Pair

$149$178Sub & save 15%

Save $45

2 vials

Metabolic Stack

Single-Agonist To Triple-Agonist, Side By Side

$199$248Sub & save 15%

Save $38

3 vials

Glow Stack

Three Compounds, One Dermal-Repair Protocol

$159$198Sub & save 15%

Save $22

2 vials

Somatotropic Stack

The Classic GH-Axis Research Pairing

$119$138Sub & save 15%

Save $24

2 vials

Healthspan Stack

Telomere Biology Meets Mitochondrial Signaling

$119$140Sub & save 15%

Save $18

2 vials

Neuro Stack

Two Russian-Origin Nootropic Reference Peptides

$109$128Sub & save 15%

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6 stacks

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BPC-157 · 5mg

Every 8 weeks · next ship in 24 days

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2,100+ verified reviews

What U.S. researchers say

“Same-day shipping from California means our protocol timelines don't slip waiting on materials. Compliance documentation is the cleanest I've seen from a domestic supplier.”

Sarah Lindqvist, MSc

Sunbelt Sports Science Group · 6 weeks ago

TB-500

“We reordered their BPC-157 three times before standardizing on them as our vendor. Consistency lot to lot has been excellent.”

J. Warren Okonkwo, PhD

Pacific Peptide Sciences · 2 months ago

BPC-157

“Their Retatrutide arrives sealed under nitrogen with the lot clearly marked. Packaging and consistency are the best I have used.”

Prof. Nia Chatterjee-Webb

Greenway Endocrine Sciences · 3 weeks ago

Retatrutide

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Stock your bench. Skip the supply chain.

Free shipping on orders over $150. Same-day fulfillment. Stored and shipped in the USA. For Research Use Only.

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Research-grade peptides,shipped in the U.S.A.

Most reordered by U.S. researchers

Tissue-repair Stack — save $28.

Pre-built stacks

Never run out mid-study.

Crypto checkout, first-class.

What U.S. researchers say

Stock your bench. Skip the supply chain.

Research-grade peptides,
shipped in the U.S.A.