Peptides for Sale

105 research peptides for sale in one catalog — 11 categories, 130 strength options, from $34. Every vial is USA-made, ≥99% pure by HPLC, and covered by a lot-specific Certificate of Analysis. Strictly Research Use Only.

Short answer: every peptide PeptidesDirect sells is listed here by category, from $34 to $329. Browse the full catalog on the shop page, compare cost per milligram on the pricing page, and read the peptides guide before choosing a compound for your study.

Shop peptides for sale by category

• GLP-1 & Metabolic
• Growth Hormone
• Recovery & Repair
• Growth Factors
• Reproductive
• Melanocortin
• Cognitive
• Longevity
• Immune
• Bioregulators
• Specialty

Best-selling peptides

• BPC-157 — from $49
• TB-500 (Thymosin Beta-4) — from $49
• Semaglutide — from $89
• Tirzepatide — from $89
• Retatrutide — from $119
• GHK-Cu (Copper Peptide) — from $59

Why buy peptides from PeptidesDirect

• ≥99% purity, verified by reverse-phase HPLC with mass-spectrometry identity.
• Lot-specific Certificates of Analysis — the COA lot number matches the vial you receive.
• USA-made with third-party verification on every lot we ship.
• Cold-chain shipping, packed for stability in transit.
• 10% discount on orders paid with cryptocurrency.

New to buying peptides?

Read the complete peptides guide and the pricing & price comparison page.

Peptides for sale — FAQ

Where can I find research peptides for sale online?

Look for a supplier that sells strictly for Research Use Only, publishes lot-specific Certificates of Analysis, reports both HPLC purity and mass-spectrometry identity, and explains storage and shipping. PeptidesDirect lists all 105 catalog peptides with third-party testing details on every product page.

How much do peptides cost?

Catalog prices at PeptidesDirect run from $34 for single-vial bioregulators to $329 for the largest GLP-1 vials. Larger vials cost less per milligram, and every order paid with cryptocurrency receives an automatic 10% discount. The price comparison page lists the exact cost per mg for every strength.

What should I check before buying peptides?

Ask for a lot-specific Certificate of Analysis and match its lot number to the vial you receive; check that purity is reported by HPLC and identity by mass spectrometry; and compare suppliers on price per milligram rather than price per vial.

Do you offer bulk or wholesale peptide pricing?

Yes. Laboratories, universities and high-volume researchers can request a custom bulk quote covering quantity pricing, lead time and CoA documentation on the wholesale page.

Are these peptides for human use?

No. All products sold by PeptidesDirect are strictly for in-vitro laboratory research use only. They are not for human consumption, therapeutic use, veterinary use, or any in-vivo application.

Research Use Only. Not for human consumption, therapeutic use, veterinary use, or any in-vivo application.