Powering Lifespan, Healthspan & Hotspan Research

Research-grade compounds with Certificate of Analysis on every batch. 99%+ purity guaranteed through third-party testing in US labs.

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US Verified Quality, Purity, Potency ⁠COA with Every Batch ⁠FREE Shipping
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Across all Peptide Products

Featured Products

GHK-Cu

GHK-Cu

Copper Tissue Peptide
GLOW

GLOW

Tissue Repair Blend
GLP3-R

GLP3-R

Metabolic Research Peptide
MOTS-c

MOTS-c

Mitochondrial Research Peptide
NAD+

NAD+

Cellular Longevity Coenzyme
PT-141

PT-141

Melanocortin Research Peptide

Ultra Pure Research Peptides

Shop All All peptides
AOD-9604

AOD-9604

Fat Metabolism Peptide
BPC-157

BPC-157

Tissue Repair Peptide
BPC-157 TB-500

BPC-157 TB-500

Tissue Repair Blend
Cagrilintide

Cagrilintide

Metabolic Research Peptide
CJC-1295 Ipamorelin

CJC-1295 Ipamorelin

Growth Hormone Blend
Epithalon

Epithalon

Longevity Research Peptide
GHK-Cu

GHK-Cu

Copper Tissue Peptide
GLOW

GLOW

Tissue Repair Blend
GLP2-T

GLP2-T

Metabolic Research Peptide
GLP3-R

GLP3-R

Metabolic Research Peptide
Gonadorelin

Gonadorelin

Hormonal Research Peptide
Ipamorelin

Ipamorelin

Growth Hormone Peptide
KLOW

KLOW

Tissue Repair Blend
Melanotan 2

Melanotan 2

Melanocortin Research Peptide
MOTS-c

MOTS-c

Mitochondrial Research Peptide
NAD+

NAD+

Cellular Longevity Coenzyme
Oxytocin

Oxytocin

Neuroendocrine Research Peptide
PT-141

PT-141

Melanocortin Research Peptide
Selank

Selank

Anxiolytic Research Peptide
Semax

Semax

Neurological Research Peptide
Sermorelin

Sermorelin

Growth Hormone Peptide
TB-500

TB-500

Tissue Repair Peptide
Tesamorelin

Tesamorelin

Growth Hormone Peptide
Bundles 6 products
Glam Trio

Glam Trio

Advanced Research Bundle
Top 10 Peptide Companies

Glam Trio Deluxe

Advanced Research Bundle
Metabolic Trio

Metabolic Trio

Advanced Research Bundle
Neuro Duo

Neuro Duo

Advanced Research Bundle
Pulse Duo

Pulse Duo

Advanced Research Bundle
Shred Duo

Shred Duo

Advanced Research Bundle
Exosomes 3 products
Umbilical Exosomes 5 billion

Umbilical Exosomes 5 billion

Purity ≥99% · Lyophilized
Umbilical Exosomes 10 billion

Umbilical Exosomes 10 billion

Purity ≥99% · Lyophilized
Umbilical Exosomes 20 billion

Umbilical Exosomes 20 billion

Purity ≥99% · Lyophilized
Longevity & Cellular Health 6 products
Epithalon

Epithalon

Longevity Research Peptide
GHK-Cu

GHK-Cu

Copper Tissue Peptide
MOTS-c

MOTS-c

Mitochondrial Research Peptide
NAD+

NAD+

Cellular Longevity Coenzyme
Sermorelin

Sermorelin

Growth Hormone Peptide
Tesamorelin

Tesamorelin

Growth Hormone Peptide
Cognitive & Neuropeptides 2 products
Selank

Selank

Anxiolytic Research Peptide
Semax

Semax

Neurological Research Peptide
Performance & Recovery 7 products
BPC-157

BPC-157

Tissue Repair Peptide
BPC-157 TB-500

BPC-157 TB-500

Tissue Repair Blend
CJC-1295 Ipamorelin

CJC-1295 Ipamorelin

Growth Hormone Blend
GLOW

GLOW

Tissue Repair Blend
Ipamorelin

Ipamorelin

Growth Hormone Peptide
KLOW

KLOW

Tissue Repair Blend
TB-500

TB-500

Tissue Repair Peptide
Skin & Aesthetics 4 products
GHK-Cu

GHK-Cu

Copper Tissue Peptide
GLOW

GLOW

Tissue Repair Blend
KLOW

KLOW

Tissue Repair Blend
Melanotan 2

Melanotan 2

Melanocortin Research Peptide
Vitality & Intimacy 4 products
Gonadorelin

Gonadorelin

Hormonal Research Peptide
Kisspeptin

Kisspeptin

Reproductive Research Peptide
Melanotan 2

Melanotan 2

Melanocortin Research Peptide
PT-141

PT-141

Melanocortin Research Peptide
Weight Management & Metabolic 5 products
AOD-9604

AOD-9604

Fat Metabolism Peptide
Cagrilintide

Cagrilintide

Metabolic Research Peptide
GLP2-T

GLP2-T

Metabolic Research Peptide
GLP3-R

GLP3-R

Metabolic Research Peptide
MOTS-c

MOTS-c

Mitochondrial Research Peptide
Exosomes 3 products
Umbilical Exosomes 5 billion

Umbilical Exosomes 5 billion

Purity ≥99% · Lyophilized
Umbilical Exosomes 10 billion

Umbilical Exosomes 10 billion

Purity ≥99% · Lyophilized
Umbilical Exosomes 20 billion

Umbilical Exosomes 20 billion

Purity ≥99% · Lyophilized
Stacks 4 products
BPC-157 TB-500

BPC-157 TB-500

Tissue Repair Blend
CJC-1295 Ipamorelin

CJC-1295 Ipamorelin

Growth Hormone Blend
GLOW

GLOW

Tissue Repair Blend
KLOW

KLOW

Tissue Repair Blend
Reconstitution 2 products
Acetic Acid Sterile Water

Acetic Acid Sterile Water

Purity ≥99% · Lyophilized
BAC Sterile Water

BAC Sterile Water

Purity ≥99% · Lyophilized
QUALITY CONTROL

Every batch, 8x tested.

We don't grade our own work. Every batch clears eight independent lab tests at accredited third-party facilities, and each result is published on the Certificate of Analysis tied to that exact lot number.

99%+
Purity Guaranteed
8
Quality Checks
100%
U.S. Verified
1

US Sourced & Batch Tested

Research materials are sourced in the U.S. and undergo batch-specific testing with documented results.

2

Independent Third-Party Testing

Testing is performed by an independent laboratory to provide objective, documented results for each batch.

3

Published COAs

Batch-specific Certificates of Analysis are available for researchers to review the documented results for their product.

4

Published Endotoxin Reports

Endotoxin testing is documented separately, providing transparency into the reported endotoxin results for each batch.

5

QR-Code Verification

Scan the QR code on the COA to verify the report and connect the testing documentation to the specific batch.

6

Identity & Purity Verification

Batch testing documents the reported identity and purity results for the research material.

7

Net Peptide Content

Testing documents the measured peptide content against the labeled specification for the batch.

8

Delivery Guarantee

If your shipment is lost in transit, we'll send a replacement at no additional cost.

PROOF, ON DEMAND

Verify any batch — full COA, signed and dated.

Verify a batch

Why choose Hotspan?

From independent lab testing to fast, tracked shipping, every detail is built to give researchers total confidence in what lands on the bench.

Fast Shipping

Orders processed and shipped the same day with full tracking and an expected delivery of 2 days.

100% Safe Payments

All transactions are secured with industry-standard encryption.

Premium Research Grade Quality

Every compound undergoes extensive third party testing for guaranteed quality and consistency.

8x Tested in Accredited U.S. Laboratories

Every batch is independently screened across eight critical quality checks, so purity and potency are never left to chance.

24/7 Support

Our in-house research experts are available to guide you with any questions.

Our Promise to You

We stand behind every product, so you can buy with confidence.