Alternatives to Puffin Peptides

12 research peptide suppliers most like Puffin Peptides: those based in the same country or shipping there, listing the most of the same peptides, ranked by PepFinder Score. We don't sell peptides and stores cannot pay for a place here.

01
#1
Bulk Peptide Wholesale
US based
United States
6.8
82 products
COA page linked, not reviewed
Tracked since Sept 2026
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02
#2
Limitless Biotech
US based
United States
5.4
293 products · Ships to 1 country
Third-party testing statedCOA page linked, not reviewedCardCryptoPayPal
Tracked since Sept 2026
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03
#3
Optimal Peptides
US based
Florida, United States
7.8
38 products · Delivery 2-3 Days Depending on Shipping Option · Ships to 5 countries
Business & docs verifiedCOAs reviewedCardBank transferCryptoPayPal
Tracked since Sept 2026
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04
#4
Regena Peptides
ES based
Spain
6.3
4.0 Trustpilot(4)160 products · Ships to 36 countries
Third-party testing statedCOA page linked, not reviewedCardBank transferCrypto
Tracked since Sept 2026
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05
#5
Crystal Peptides (EU)
—
–
81 products
Tracked since Sept 2026
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06
#6
Crystal Peptides (Netherlands)
NL based
Netherlands
–
81 products
Tracked since Sept 2026
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07
#7
MECP
CA based
Canada
6.1
142 products
Tracked since Sept 2026
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08
#8
Pep Suppliers
—
–
76 products
Third-party testing stated
Tracked since Sept 2026
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09
#9
Pepcore
NL based
Netherlands
6.3
114 products · Ships to 27 countries
COA page linked, not reviewedCardBank transfer
Tracked since Sept 2026
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10
#10
PeptideSupply
—
–
111 products
Tracked since Sept 2026
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11
#11
REVIVE PEPTIDES
IE based
Ireland
6.9
89 products
Third-party testing statedCardBank transfer
Tracked since Sept 2026
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12
#12
Research Peptides EU
—
–
124 products
Tracked since Sept 2026
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Puffin Peptides vs Bulk Peptide Wholesale Puffin Peptides vs Limitless Biotech Puffin Peptides vs Optimal Peptides Puffin Peptides vs Regena Peptides Puffin Peptides vs Crystal Peptides (EU)Puffin Peptides vs Crystal Peptides (Netherlands)All suppliers

Similarity is by shared peptides among stores based in or shipping to the same country; the order within that is PepFinder Score, and stores based in the country come before those shipping in. Nothing here is medical advice.