Kyreon
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Kyreon is a newer peptide vendor with a limited community presence. They maintain a public per-batch COA library and utilize an independent lab for testing, which supports high trust in purity. However, they have a small catalog with only 16 listings and limited payment options, accepting only credit cards. Due to their newness and lack of community feedback, their reputation and customer service scores are low.
Stacked partner offer · 10% off every order
STACKED
Score Breakdown
- Purity Testing20%95/100
- Community Reputation15%45/100
- FDA / Regulatory13%85/100
- Shipping & Fulfillment12%55/100
- Payment Security10%65/100
- Customer Service10%50/100
- Catalog Depth10%55/100
- Price Competitiveness10%60/100
Evidence
Tested by Freedom Diagnostics Lot-matched COA with every order Tracked, insured, plain packaging Free shipping
kyreon.co
Pros & Cons
Pros
- Every product ships with a certificate of analysis from Freedom Diagnostics, an independent third-party lab, and each certificate verifies by accession number on the lab's own public portal
- Certificates are published unmodified, the hosted PDFs match the lab's originals byte for byte
- Identity by LC-MS and purity by HPLC-UV on every lot, with measured net content per sample rather than label weight alone
- One clear published price per product, plus automatic volume discounts from 5% at 2 units up to 25% at 10
- Customer coupon STACKED gives 10% off every order, not just the first
- Free shipping over $115, ships worldwide
Cons
- Very new operation, the storefront came online in July 2026 and has no meaningful community track record yet
- All current certificates come from a single lot tested in one July 2026 submission, so there is no retest history to judge batch-to-batch consistency
- Catalog is narrow at 18 products
- Uses coded product names for the GLP class (KYN-1S, KYN-2T, KYN-3RT), which makes cross-vendor comparison harder for buyers
Specialties
Payment Methods
Shipping
- Domestic
- Ships worldwide from the US; free shipping over $115
- International
- Yes
- Tracking
- Yes
- Carriers
- -
Testing Methodology
Every lot is tested by Freedom Diagnostics, an independent third-party laboratory in Franklin, Tennessee. Identity is confirmed by LC-MS, purity by HPLC-UV, and net content is measured per sample. Each certificate carries the laboratory's accession number and can be checked directly against the lab's own public COA portal, independently of Kyreon.
FDA Warning History
No FDA warning letters on record.
Product Catalog
Every product we track from Kyreon, linked to its peptide research profile. Prices refreshed periodically - verify on the vendor site before ordering.
Kyreon, Frequently Asked
- Is Kyreon legit?
- Kyreon is a research-peptide vendor tracked in the Stacked directory, holding an independent Stacked Score of 66/100. Our score weighs third-party testing, reputation, transparency, and shipping, see the full breakdown above. No FDA warning letters are on record for Kyreon as of our last review.
- What is Kyreon's Stacked Score?
- Kyreon holds a Stacked Score of 66/100. Kyreon is a newer peptide vendor with a limited community presence. They maintain a public per-batch COA library and utilize an independent lab for testing, which supports high trust in purity. However, they have a small catalog with only 16 listings and limited payment options, accepting only credit cards. Due to their newness and lack of community feedback, their reputation and customer service scores are low. The score is editorial and independent of our affiliate relationship.
- Does Kyreon third-party test its peptides?
- Every lot is tested by Freedom Diagnostics, an independent third-party laboratory in Franklin, Tennessee. Identity is confirmed by LC-MS, purity by HPLC-UV, and net content is measured per sample. Each certificate carries the laboratory's accession number and can be checked directly against the lab's own public COA portal, independently of Kyreon.
- Does Kyreon ship internationally?
- Kyreon ships internationally. Typical domestic delivery runs Ships worldwide from the US; free shipping over $115. Tracking is provided. Confirm current shipping terms on the vendor's site before ordering.
- Has Kyreon received any FDA warning letters?
- No FDA warning letters are on record for Kyreon as of our last review. We surface any that appear on the vendor profile.
Affiliate Disclosure
Disclosure
Stacked earns a commission on purchases via affiliate links on this page. This does not influence our Stacked Score methodology.