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Core Peptides

United States
premium
Trusted & Vetted Vendor
3rd-Party Tested
Verified Labs
Rare Peptides
Specialist

About Core Peptides

Core Peptides is a US-based research peptide supplier positioned at the premium end of the market, with a focus on verified purity and broad catalog depth. The vendor publishes third-party certificates of analysis and scores highly across all six PeptideScores evaluation categories: purity, service, shipping, selection, pricing, and reputation. Core Peptides does not ship internationally, focusing on domestic US fulfillment where it maintains fast turnaround times. Premium pricing reflects the vendor's investment in independent lab verification and customer service quality. Consistently ranked in the top 5 across the PeptideScores ranking system.

Highlights

Highlights

  • Publishes COA certificates
  • Wide product selection
  • Stocks rare/specialist peptides
  • USA-based laboratory
  • Competitive pricing
  • Fast shipping times
  • Domestic shipping available
  • Accepts debit/credit cards
  • Accepts cryptocurrency
  • HPLC purity reports published
  • Mass spectrometry verified
  • Lyophilized powder format available
  • Peptide stacks / bundles available
  • No minimum order required
  • Reconstitution guides provided
  • Loyalty / rewards program

Detailed Scores

Purity
98.0/100
Service
95.0/100
Shipping
92.0/100
Price
86.0/100
Reputation
92.0/100
Product Selection
93.0/100

Detailed Analysis

Purity & Testing

92/100
Elite
Lab
Vanguard Scientific Laboratory
Purity
>99%
Methods
HPLC + Mass Spec
Consistency
Excellent
COA Access20/20
Testing Independence20/20
Batch Integrity17/20
Verified Purity20/20
Testing Breadth8/10
COA Freshness7/10

COA on product page with HPLC + MS tabs confirmed. Freshness unverifiable via scrape. Score provisional pending freshness.

Product Selection

103
Peptides
18
Blends
March 2026
Last Verified
GH Secretagogues
Healing/Recovery
Longevity
Cosmetic Topicals
Bioregulators
Sexual Health
Cognition
Blends

Extensive bioregulator catalog. Large cosmetic topical range.

Customer Service

Live Chat No
Phone Support No
Email / Ticket Yes
Reship Policy Yes
Refund Policy Yes
support@corepeptides.com

Shipping

Dispatch TimeSame day before 1pm PST Mon-Fri
Domestic CostFree on orders $200+
International Shipping No
Order Tracking Yes
Express Option Yes
Discreet PackagingN/A

US only

Reputation

~2020
Est.
Moderate
Reddit
None found
Known Incidents

Product Catalog

106 products
ABP-7 (10mg)
ACE-031 (1mg)
Acetyl Hexapeptide-3 (Argireline) (200mg)
Adipotide (FTPP) (10mg)
AHK-Cu (200mg)
AICAR (50mg)
AOD-9604 (5mg)
ARA-290 (16mg)
B7-33 (6mg)
BPC-157 (5mg / 10mg)
BPC-157 & TB-500 & GHK-Cu Blend (70mg)
BPC-157 & TB-500 Blend (10mg/20mg)
Bronchogen (20mg)
Cardiogen (20mg)
Cartalax (20mg)
Chonluten (20mg)
CJC-1295 (Mod GRF 1-29) & Hexarelin Blend (10mg)
CJC-1295 (Mod GRF 1-29) & Ipamorelin & GHRP-2 Blend (9mg)
CJC-1295 & GHRP-2 Blend (10mg)
CJC-1295 & GHRP-6 Blend (10mg)
CJC-1295 & Ipamorelin Blend (10mg)
CJC-1295 DAC (5mg)
CJC-1295 NO DAC (Mod GRF 1-29) (5mg)
Cortagen (20mg)
Decapeptide-12 (200mg)
DSIP (5mg)
Epithalon (25mg)
Follistatin-344 (1mg)
FOXO4-DRI (10mg)
Fragment 176-191 (5mg)
Fragment 176-191 & CJC-1295 & Ipamorelin Blend (12mg)
Fragment 176-191 & Mod GRF 1-29 & Ipamorelin Blend (12mg)
GHK Basic (50mg)
GHK Basic (Tripeptide-1) (200mg)
GHK-Cu (200mg)
GHK-Cu (Copper) (50mg)
GHRP-2 (5mg / 10mg)
GHRP-6 (5mg / 10mg)
Gonadorelin (GnRH) (10mg)
Hexarelin (5mg)
Humanin (10mg)
Ipamorelin (5mg)
Kisspeptin-10 (10mg)
KPV (4mg)
Lipopeptide (200mg)
Livagen (20mg)
LL-37 (5mg)
Matrixyl (200mg)
Melanotan 1 (10mg)
Melanotan 2 (10mg)
MGF (5mg)
MGF IGF-1 EC (5mg)
Mod GRF 1-29 & GHRP-2 Blend (10mg)
Mod GRF 1-29 & GHRP-6 Blend (10mg)
Mod GRF 1-29 & Ipamorelin Blend (10mg)
MOTS-C (10mg)
N-Acetyl Selank (10mg)
N-Acetyl Semax (25mg)
NAD+ (100mg / 250mg / 750mg)
Nonapeptide-1 (200mg)
Ovagen (20mg)
Oxytocin (10mg)
P21 (5mg)
Pal-AHK (200mg)
Pal-GHK (200mg)
Palmitoyl Tetrapeptide-7 (200mg)
Pancragen (20mg)
PE-22-28 (8mg)
PEG-MGF (5mg)
Pentapeptide-18 (Leuphasyl) (200mg)
Pinealon (20mg)
PNC-27 (5mg)
Prostamax (20mg)
PT-141 (Bremelanotide) (10mg)
PTD-DBM (5mg)
Receptor Grade IGF-1 LR3 (100mcg)
Receptor Grade IGF-1 LR3 (1mg)
Retatrutide
Selank (10mg)
Semaglutide
Semax (25mg)
Sermorelin (5mg)
Sermorelin & GHRP-2 Blend (10mg)
Sermorelin & GHRP-6 & GHRP-2 Blend (9mg)
Sermorelin & GHRP-6 Blend (10mg)
Sermorelin & Ipamorelin Blend (10mg)
SNAP-8 (200mg)
Syn-AKE (200mg)
Syn-Coll (Palmitoyl Tripeptide-5) (200mg)
TB-500 (Thymosin Beta 4) (5mg / 10mg)
Tesamorelin (5mg / 10mg)
Tesamorelin & CJC-1295 (Mod GRF 1-29) & Ipamorelin Blend (12mg)
Tesamorelin & Ipamorelin Blend (8mg)
Testagen (20mg)
Thymagen (20mg)
Thymalin (25mg)
Thymosin Alpha-1 (5mg / 10mg)
Thyrotropin TRH (25mg)
Tirzepatide
Tripeptide-29 (200mg)
Triptorelin (2mg)
Vesilut (20mg)
Vesugen (20mg)
Vialox (Pentapeptide-3V) (200mg)
Vilon (20mg)
VIP (6mg)

Payment & Info

Accepted Payments

Credit cards (Visa, MasterCard, Discover, American Express), Venmo, Zelle, CashApp

Price Tier:premium
Location:United States

Overall Score

93.8
out of 100
Rank Position#4

Coupon Code

CP10

10% off

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