Disclosure: We earn a commission from vendors on this page. Rankings are based on objective criteria including price, COA availability, and reputation.

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Best VIP Vendors of 2026

Ranked by Price, Purity, and Reputation

5 vendors comparedfrom $5.80/mgCOA-verified sources only

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Quick Comparison

1Ascension PeptidesCOA
10/10
10mg$5.80/mg
2Ion PeptideCOA
9.8/10
10mg$7.90/mg
3Glacier AminosCOA
9.5/10
10mg$6.60/mg
4Mile High CompoundsCOA
9.3/10
10mg$6.00/mg
5EZ PeptidesCOA
9/10
10mg$5.80/mg
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Bulk Pricing

Per-vendor quantity breaks — pick a vial size to see the bulk price. Must purchase the full pack.

Ascension PeptidesCOA
as low as $2.61/mg
$580.00$261.00Save 55%10mg × 10

$5.80/mg $2.61/mg · 10% pack discount + 50% auto-applied

View at Ascension Peptides
Ion PeptideCOA15% code thepeptidecatalog
as low as $5.04/mg
$790.00$503.63Save 36%10mg × 10

$7.90/mg $5.04/mg · 25% pack discount + 15% with code

View at Ion Peptide
Glacier AminosCOA10% code thepeptidecatalog
as low as $4.45/mg
$659.90$445.41Save 33%10mg × 10

$6.60/mg $4.45/mg · 25% pack discount + 10% with code

View at Glacier Aminos
EZ PeptidesCOA10% code thepeptidecatalog
as low as $4.70/mg
$580.00$469.80Save 19%10mg × 10

$5.80/mg $4.70/mg · 10% pack discount + 10% with code

View at EZ Peptides

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How We Score Vendors

Our scoring is based on three weighted factors:

Price Competitiveness (40%)

Normalized to cost per milligram for fair comparisons across vial sizes.

COA Availability (30%)

Third-party lab testing confirming purity, identity, and absence of contaminants.

Vendor Reputation (30%)

Community feedback, shipping reliability, customer service, and business track record.