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Third-Party Tested · 99%+ Purity Guaranteed
Advanced Synthesis. Purity Uncompromised.
House of Peptides (HOP) delivers elite, research-grade compounds with verifiable purity, transparent sourcing, and certified COAs on every order. No compromises.
57 research-grade compounds. Every batch independently verified for purity with a published COA.
New GLP
Reta (RT)
Retatrutide formulation. Triple hormone receptor agonist studied for advanced metabolic and weight regulation research.
Special GLP
Tirzepatide (TR)
Tirzepatide formulation. Dual GIP and GLP-1 receptor agonist studied for advanced weight management research.
Popular
5 Amino (5AM) 5mg
5-Amino-1MQ. NNMT inhibitor studied for metabolic enhancement, fat loss, and muscle preservation.
Dermal
GHK-CU
Copper peptide GHK-Cu. Studied for collagen synthesis, dermal regeneration, and anti-aging research.
Supplies
Bac Water
Sterile 0.9% benzyl alcohol water formulated for bacteriostatic preservation and reconstitution of peptides.
Lipolytic
Lemon Bottle 10ml
Advanced lipolytic solution studied for subcutaneous fat dissolution in aesthetic research models.
Lab Favorite
CJC-1295 5mg
Growth hormone releasing hormone (GHRH) analogue studied for growth hormone release and recovery pathways.
Mitochondrial
MOT-C 10mg
Mitochondria-derived peptide studied for metabolic fitness, cellular longevity, and physical performance.
Anti-Inflam
KPV 10mg
Anti-inflammatory tri-peptide studied for gastrointestinal mucosal repair and biological protection.
Coenzyme
NAD+ 100mg
Nicotinamide Adenine Dinucleotide. Cellular energy coenzyme studied for DNA repair, NAD replenishment, and anti-aging.
Focus
Semax 5mg
Nootropic regulatory peptide studied for cognitive agility, focus, attention, and neuroprotection.
Calm
Selank 5mg
Anxiolytic regulatory neuropeptide studied for cognitive function, anxiety reduction, and immunological health.
Vitamin
B12 10ml
Injectable cyanocobalamin vitamin B12 solution studied for metabolic energy pathways and neurological health.
Out of Stock
BPC-157
Body Protection Compound. Researched for tissue repair, gut health, and recovery acceleration.
Out of Stock
TB-500
Thymosin Beta-4 fragment studied for cell migration, wound healing, and muscle repair.
Out of Stock
TB-500 / BPC-157
Powerful recovery blend combining TB-500 and BPC-157 for synergistic tissue repair support.
Out of Stock
Ipamorelin
Selective GH secretagogue studied for growth hormone release with a clean side-effect profile.
Out of Stock
CJC w/o DAC + IPA
A popular GH-releasing hormone blend paired with Ipamorelin for enhanced GH pulse research.
Out of Stock
Sermorelin
GHRH analogue researched for stimulating natural growth hormone production.
GH Peptide
Tesamorelin 5mg
Synthetic GHRH analogue studied for visceral fat reduction and GH stimulation.
Out of Stock
GLP1-SM
GLP-1 receptor agonist small molecule studied for metabolic and appetite regulation research.
Out of Stock
GLP2-TR
GLP-2 receptor analogue researched for intestinal growth and gut barrier function.
Out of Stock
GLP3-RT
Third-generation GLP analogue for advanced metabolic research applications.
Out of Stock
Cagrilintide
Long-acting amylin analogue studied for satiety signaling and weight management research.
Out of Stock
Cagrilintide + GLP1-SM
Dual-action metabolic research blend combining Cagrilintide and GLP1-SM.
Out of Stock
HGH (Somatropin)
Recombinant human growth hormone for advanced research into cell proliferation and metabolism.
Out of Stock
IGF1-LR3
Long arginine 3 IGF-1 analogue with extended half-life for in-vitro growth factor research.
Out of Stock
GHK-Cu + KPV
Anti-inflammatory and regenerative peptide blend combining GHK-Cu and KPV.
Out of Stock
LL-37
Human host-defense peptide researched for antimicrobial, wound-healing, and immunomodulatory effects.
Out of Stock
Epitalon
Tetrapeptide studied for telomere elongation, anti-aging, and circadian rhythm regulation.
Out of Stock
Thymosin Alpha 1
Immune-regulating peptide widely researched for T-cell stimulation and immune modulation.
Out of Stock
DSIP
Delta Sleep Inducing Peptide studied for sleep regulation, stress reduction, and pain modulation.
Out of Stock
SS-31
Mitochondria-targeted peptide studied for oxidative stress reduction and cardioprotection.
Out of Stock
VIP
Vasoactive Intestinal Peptide studied for neuroprotection, anti-inflammation, and lung function.
Out of Stock
Kisspeptin
Neuropeptide studied for reproductive hormone regulation and hypothalamic-pituitary signaling.
Out of Stock
Oxytocin Acetate
The "bonding hormone" studied for social behavior, stress response, and uterine contraction research.
Out of Stock
AICAR
AMPK activator researched for glucose uptake, endurance enhancement, and metabolic regulation.
Out of Stock
AOD-9604
GH fragment studied for lipolytic activity and fat-burning without the growth-promoting effects of HGH.
Out of Stock
Human Chorionic Gonadotropin (HCG)
Glycoprotein hormone studied for LH-mimicking activity and gonadal stimulation in research models.
Out of Stock
PT-141
Melanocortin receptor agonist studied for sexual arousal and libido regulation in research.
Out of Stock
MT-1 (Melanotan I)
Alpha-MSH analogue studied for skin pigmentation and photoprotection mechanisms.
Out of Stock
MT-2 (Melanotan II)
Cyclic analogue studied for melanogenesis, libido, and appetite suppression research.
Out of Stock
SNAP-8
Octapeptide analogue of ACTH studied for wrinkle reduction via neurotransmitter inhibition at the skin level.
Out of Stock
Topical Serums
AHK, GHK, SNAP-8 & SYN-AKE peptide serums formulated for topical skin research applications.
Out of Stock
GLOW
Proprietary skin and beauty peptide blend formulated for advanced dermal regeneration research.
Metabolic
KLOW80 80mg
Advanced peptide blend formulated for ketogenic metabolic support and body composition research.
Out of Stock
Dihexa
Potent nootropic peptide studied for synaptogenesis, memory formation, and cognitive recovery.
Out of Stock
ADAMAX
Advanced nootropic peptide blend studied for memory, learning, and neuroprotective effects.
Out of Stock
SLU-PP-332
ERR agonist studied for exercise mimicry, endurance, and metabolic regulation without physical activity.
Out of Stock
Glutathione
Domestically brewed master antioxidant studied for oxidative stress reduction and detoxification.
Out of Stock
L-Carnitine
Domestically brewed amino acid compound studied for fatty acid transport and energy metabolism.
Out of Stock
Lipo-C
Lipotropic compound blend studied for fat metabolism, liver health, and body composition support.
Out of Stock
MK-677
Orally active GH secretagogue studied for GH and IGF-1 elevation, sleep quality, and muscle mass research.
Out of Stock
Tadalafil (Cialis)
PDE5 inhibitor studied for vasodilation, cardiovascular research, and erectile function mechanisms.
Out of Stock
Melatonin
Pineal hormone studied for circadian rhythm regulation, sleep onset, and antioxidant properties.
Out of Stock
Vitamin B-Complex
B1/B2/B3/B5/B6/B12 blend for comprehensive energy metabolism and neurological research support.
Out of Stock
Bacteriostatic Water (Hospira)
Hospira-brand sterile bacteriostatic water for safe peptide reconstitution in research settings.
Out of Stock
Sterile Water (Hospira)
Hospira sterile water for injection, used as a diluent in laboratory and research applications.
Out of Stock
Acetic Acid
0.6% acetic acid solution used for reconstituting specific peptides that require an acidic solvent.
Why Us
The HOP Difference
We built House of Peptides because the market was full of question marks. We're the answer.
Verified Purity
Every batch is independently tested at a third-party laboratory. We publish the COA so you can see exactly what you're getting, every time.
Full Transparency
We tell you where your peptides are synthesized, who tests them, and what the results are. No black boxes, no mystery suppliers.
Secure Shipping
All orders are packaged and shipped securely with rapid dispatch to ensure the integrity of your compounds during transit.
Research Use Only
We operate fully within RUO compliance standards. Our peptides are sold strictly for laboratory and research purposes.
Expert Support
Our team is available to answer questions about compounds, COAs, and ordering. Real people, real responses within hours.
Satisfaction Guarantee
If your order arrives compromised or fails third-party verification, we'll replace it. No questions asked. That's the HOP promise.
Process
How It Works
From lab to your door, every step is quality controlled.
01
Browse & Select
Choose from our catalog of 30+ premium research peptides. Filter by research area, purity grade, or compound type.
02
We Verify
Before shipping, every batch is cross-checked against its third-party Certificate of Analysis for purity and identity.
03
Rapid Delivery
Your order is packed securely and shipped discreetly within 48 hours. Tracking provided at every step.
04
Research with Confidence
Your COA arrives with your order. You know exactly what you have. Pure, verified, and ready for your research.
Testimonials
Trusted by Researchers
★★★★★
"Finally a vendor that actually publishes their COAs without me having to beg for them. The BPC-157 purity was 99.4% exactly as listed. Reordering immediately."
MR
Marcus R.Independent Researcher
★★★★★
"I've ordered from 6 different vendors over the past two years. HOP is the only one where I feel like I actually know what I'm getting. The transparency is unmatched in this space."
SK
Dr. Sarah K.Biochemistry Lab, University Researcher
★★★★★
"Shipping was fast, the packaging was pristine and secure, and the COA matched exactly what the product page showed. This is what the industry should look like."
JT
James T.Performance Research Consultant
FAQ
Common Questions
No. All HOP products are sold strictly for laboratory and in-vitro research use only. They are not approved by the FDA for human or veterinary use, and are not intended to diagnose, treat, cure, or prevent any disease.
Every product page includes a downloadable COA from our third-party testing lab. You can also request the most recent batch COA at any time by contacting our support team.
We recommend storing received peptides in a freezer (-20°C) to protect their long-term stability until they are reconstituted and used in your laboratory research.
Domestic orders typically ship within 24-48 hours of payment processing. Standard shipping takes 3-5 business days. Expedited 2-day options are also available at checkout.
Yes! We offer tiered volume discounts for qualified research institutions and licensed labs. Contact us directly for a custom wholesale quote.
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