RESEARCH GRADE MIAMI, FLORIDA
Purity at the
Molecular
Level.
THE AMERICAN STANDARD IN PEPTIDE RESEARCH
41 research-grade peptides. 99%+ purity guaranteed on every vial. Third-party COA on every batch. US-based distribution.
99%+ Purity
Third-Party COA
US Distribution
Research Use Only
41
RESEARCH PEPTIDES
99%+
PURITY GUARANTEED
9
CATEGORIES
3rd
PARTY COA
PRODUCT CATEGORIES
Shop by Research Focus
Every category curated for serious researchers. All products carry third-party COA and are manufactured to 99%+ purity standards.
Weight Loss
3 PRODUCTS
AOD9604, Retatrutide and Tirzepatide for metabolic and appetite regulation research.
Growth
8 PRODUCTS
CJC-1295 (DAC/no-DAC), CJC+Ipamorelin, Ipamorelin, GHRP-2, GHRP-6, Sermorelin, Tesamorelin.
Recovery & Repair
11 PRODUCTS
BPC-157, TB-500, GHK-Cu, KPV, LL37, BPC+TB Combo, GLOW Stack, Triple Stack and more.
Longevity
6 PRODUCTS
Epithalon, MOTS-c, SS-31, 5-Amino-1MQ, Thymulin, SLU-PP-332.
Cognitive
3 PRODUCTS
Selank, Semax and DSIP for nootropic and neuroprotective research.
Melanocortin Research
5 PRODUCTS
PT-141, MT-1, MT-2, Oxytocin Acetate, KissPeptin.
Immune Support
3 PRODUCTS
Thymosin Alpha-1, Ara-290 and Glutathione for immunomodulation research.
NAD+ & Energy
2 PRODUCTS
NAD+ 500mg and NAD+ 1000mg for cellular energy research.
WHY 305 PEPTIDES
The American Standard
Built on one principle - research deserves the highest quality inputs. No compromises.
99%
Purity Guaranteed
Every vial tested to 99%+ purity. Third-party COA on every batch.
USA
American Distribution
Based in Miami, FL. US warehousing means faster shipping and no customs delays.
41
Always In Stock
Deep inventory across all 41 SKUs. Your research is never interrupted by stock-outs.
COA
Full Transparency
HPLC purity, mass spec confirmation, and endotoxin results on every COA.
QUALITY ASSURANCE
Our Quality Standard
Every 305 Peptides product is independently tested before it ships.
HPLC Purity Testing
High-Performance Liquid Chromatography confirms peptide identity and purity on every batch before release.
99%+
Mass Spectrometry
Molecular weight confirmation via MS analysis ensures sequence accuracy and rules out adulteration.
✓ Verified
Endotoxin Testing
LAL endotoxin test on all injectable-format peptides. Results documented on every COA.
<1 EU/mg
WHOLESALE & CONTACT
Request the Full Catalog
We offer bulk pricing for qualified researchers and distributors.
EMAIL
info@305peptides.com
LOCATION
Miami, Florida USA
FULL CATALOG 41 PRODUCTS 10 CATEGORIES
Research Peptide Catalog
FOR RESEARCH USE ONLY
99%+ HPLC Verified
COA Available
Lyophilized Powder
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99%+
HPLC VERIFIED PURITY
FOR RESEARCH USE ONLY
PURITY CERTIFICATION
HPLC verified Mass spec confirmed Endotoxin tested COA on request
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SEQUENCE
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Research Use Only. This product is intended for in vitro research purposes only. Not for human or veterinary use. No therapeutic claims are made or implied. 305 Peptides LLC, Miami, Florida.

FOR RESEARCH USE ONLY. All products sold by 305 Peptides are intended solely for laboratory research purposes. Not approved by the FDA for human or veterinary use. 305 Peptides makes no therapeutic claims. All information is provided for educational and research purposes only. By purchasing, you confirm you are a qualified researcher and agree to our terms of use.

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