Core Peptides vs Umbrella Labs: Peptide Vendor Comparison 2026
Compare Core Peptides and Umbrella Labs — mid vs mid pricing, COA-verified/COA-verified testing, 15 shared peptides.
Core Peptides
Location: USA
Peptides: 16
COA: ✓ Available
Third-party tested: ✓ Yes
Top peptides:
- • BPC-157
- • TB-500
- • CJC-1295
- • Ipamorelin
- • PT-141
Umbrella Labs
Location: USA
Peptides: 22
COA: ✓ Available
Third-party tested: ✓ Yes
Top peptides:
- • BPC-157
- • TB-500
- • Ipamorelin
- • CJC-1295
- • Sermorelin
Comparison Overview
Both Core Peptides and Umbrella Labs compete in the mid market segment. Core Peptides offers with COA availability and is third-party tested, while Umbrella Labs is with COA availability and third-party tested. Both offer shipping to multiple regions; Core Peptides has a reputation score of 3.8/5 vs Umbrella Labs's 4/5. They share 15 common peptide offerings, including BPC-157, TB-500.
Key Metrics
| Metric | Core Peptides | Umbrella Labs |
|---|---|---|
| Established | 2020 | 2016 |
| Location | USA | USA |
| Price Tier | mid | mid |
| Reputation Score | 3.8/5 | 4/5 |
| COA Available | ✓ Yes | ✓ Yes |
| Third-Party Tested | ✓ Yes | ✓ Yes |
| Shipping Regions | USA | USA, International |
| Payment Methods | credit card, crypto | credit card, crypto, e-check |
| Peptides Offered | 16 | 22 |
Shared Peptides (15)
Both vendors offer these peptides:
Unique to Core Peptides
- Melanotan II
Unique to Umbrella Labs
- Thymosin Alpha-1
- KPV
- Semax
- MOTS-c
- Hexarelin
- Kisspeptin-10
- Mazdutide
Core Peptides Highlights
Strengths
- cGMP facility manufacturing
- Peptide blends available
- Free shipping on orders over $200
Considerations
- Smaller catalog compared to top competitors
- Less community discussion and reviews available
Umbrella Labs Highlights
Strengths
- 50+ products across SARMs, peptides, and nootropics
- Third-party purity validation from NCCCCE-credentialed chemists
- Multiple peptide formats — vials, nasal sprays, capsules, tablets, nano liposomals
Considerations
- .is domain may raise concerns for some buyers
- Primarily known for SARMs — peptide-specific reputation still developing
Which Vendor to Choose?
Umbrella Labs has been in business longer, offering more operational history.
⚠️ Important: This comparison is for informational purposes only. Research peptides responsibly and consult appropriate medical professionals. The Peptide Index does not endorse any vendor.
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