The Peptide Index
← Peptide Index/KLOW/Pricing
Disclaimer: This site is for informational purposes only. Not medical advice. Always consult a qualified healthcare professional before using any peptide or supplement.

KLOW Price Comparison

Anti-Aging

All vendors · All vial sizes · Sorted by price

✅ Verified 2026-06-2568 listings from 68 vendors

KLOW — All Vendor Prices

VendorVial Size (mg)Price (USD)$/mgIn StockLink
Purerx peptides80$40.50$0.51✓ YesVisit →
Trusted Peps80$49.46$0.62✓ YesVisit →
Crownwell Research80$54.00$0.68✓ YesVisit →
Sunrise Bio Research80$62.68$0.78✓ YesVisit →
Puratek Peptides80$62.96$0.79✓ YesVisit →
Tegridy Research80$63.75$0.80✓ YesVisit →
Peptides Collective80$66.50$0.83✓ YesVisit →
Southern Aminos80$69.49$0.87✓ YesVisit →
Badger Compounds80$70.29$0.88✓ YesVisit →
Titan Research80$71.24$0.89✓ YesVisit →
Ech3lon Labs80$72.00$0.90✓ YesVisit →
Gen Peptide80$72.00$0.90✓ YesVisit →
Amino Sequence80$72.25$0.90✓ YesVisit →
Reta One Labs80$75.05$0.94✓ YesVisit →
Empower Peptides80$76.50$0.96✓ YesVisit →
EZ Peps80$79.99$1.00✓ YesVisit →
Royal Peptides80$81.00$1.01✓ YesVisit →
Peppy&Me80$81.00$1.01✓ YesVisit →
Ameano Peptides80$88.20$1.10✓ YesVisit →
EZ Peptides80$88.20$1.10✓ YesVisit →
Hacker Peptides80$93.50$1.17✓ YesVisit →
Zen Aminos80$94.45$1.18✓ YesVisit →
One Day Compounds80$94.49$1.18✓ YesVisit →
Ascend Science50$94.50$1.89✓ YesVisit →
Pacific Edge Labs80$95.16$1.19✓ YesVisit →
EZ Peptides80$95.20$1.19✓ YesVisit →
Axon Peptide80$95.99$1.20✓ YesVisit →
Trulab Peptides80$98.10$1.23✓ YesVisit →
Platinum Lion Labs80$98.99$1.24✓ YesVisit →
BioPeptide Technologies80$101.15$1.26✓ YesVisit →
Peptides GG80$102.00$1.27✓ YesVisit →
Arcane Peptides80$103.50$1.29✓ YesVisit →
Amino Club80$103.99$1.30✓ YesVisit →
Ascension Peptides80$104.00$1.30✓ YesVisit →
Peptide Verse80$104.99$1.31✓ YesVisit →
Amino Quest Labs80$107.50$1.34✓ YesVisit →
Disguised Alpha80$107.99$1.35✓ YesVisit →
Mission Peptides80$107.99$1.35✓ YesVisit →
Instant Peptides80$109.25$1.37✓ YesVisit →
IDUN Peptides80$109.99$1.37✓ YesVisit →
Inno Amino80$110.49$1.38✓ YesVisit →
Flawless Compounds80$110.50$1.38✓ YesVisit →
Glow Aminos80$110.50$1.38✓ YesVisit →
Perfect Peptides80$112.00$1.40✓ YesVisit →
Glacier Aminos80$113.04$1.41✓ YesVisit →
Synthesis Peptides80$116.99$1.46✓ YesVisit →
LA Peptides80$116.99$1.46✓ YesVisit →
Genesis Biomapping80$116.99$1.46✓ YesVisit →
Valor Peptides80$116.99$1.46✓ YesVisit →
Giga Compounds80$117.00$1.46✓ YesVisit →
Lumera Labs80$119.99$1.50✓ YesVisit →
Pepvida Labs80$125.10$1.56✓ YesVisit →
Certified Pep80$126.40$1.58✓ YesVisit →
Biotech Compounds10$133.00$13.30✓ YesVisit →
PeakForce Labs80$134.10$1.68✓ YesVisit →
Vital Cell Peptides80$134.99$1.69✓ YesVisit →
Helixion Labs80$139.49$1.74✓ YesVisit →
PepSynth Labs80$140.40$1.76✓ YesVisit →
Injectify80$148.49$1.86✓ YesVisit →
BioLongevity Labs80$233.72$2.92✓ YesVisit →
Licensed Peptides80$1021.25$12.77✓ YesVisit →
Studz Peptides80$62.99$0.79✗ NoVisit →
Blue Ridge Peptides80$67.50$0.84✗ NoVisit →
Prestige Sciences80$80.10$1.00✗ NoVisit →
LabSourced Peptides80$109.65$1.37✗ NoVisit →
Ignite Peptides80$135.00$1.69✗ NoVisit →
Evolve Peptides80$239.70$3.00✗ NoVisit →
Kaia Peptides80$247.50$3.09✗ NoVisit →

Prices are weekly snapshots; click through to vendor for live pricing. $/mg computed from listed price and vial size.

Price Summary

Lowest price: $40.50
Highest price: $1021.25
Listings: 68

⚠️ Important: All content on The Peptide Index is for informational and educational purposes only. Peptides listed are intended for licensed research use only and are not approved for human consumption or therapeutic use. Prices shown are weekly snapshots; click through to vendor for live pricing. Nothing here constitutes medical advice.

Related Resources

Get Full Protocols in the Peptide Playbook

Comprehensive reconstitution protocols, cycle guides, and vendor recommendations — all in one reference.

Get the Full Guide →
Peptide Playbook — $35 PDF
180-page research guide on Etsy
Buy on Etsy →