Alternatives to The Swiss Pep

12 research peptide suppliers most like The Swiss Pep in United States: 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
Zenith Biopeptides
US based
OH, United States
8.4
4.5 Trustpilot(37)55 products · Delivery Delivery times depend on the destination; most U.S. orders arrive in 3 business days with standard services. · Ships to 2 countries
Third-party testing statedCOA confirmed with lab✓ Verified ownerCardBank transfer
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
Nationwide Peptides
US based
United States
6.5
3.8 Trustpilot(2)134 products
Third-party testing statedCOA page linked, not reviewedCard
Tracked since Sept 2026
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04
#4
World Wide Peptides
US based
United States
6.4
92 products
Third-party testing statedCOA page linked, not reviewedCardBank transferCryptoPayPal
Tracked since Sept 2026
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05
#5
Royal Peptides
US based
United States
6.5
214 products
Third-party testing statedCOA page linked, not reviewedBank transferCrypto
Tracked since Sept 2026
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06
#6
Apex Laboratory
US based
FL, United States
8.0
5.0(1)139 products · Delivery 1–3 working days in the US. · Ships to 1 country
Business & docs verifiedCOA page linked, not reviewedCard
Tracked since Sept 2026
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07
#7
NextGenPeps
US based
United States
7.1
3.4 Trustpilot(23)83 products · Delivery N/A · Ships to 1 country
Third-party testing statedCOA page linked, not reviewed✓ Verified ownerCardCryptoPayPal
Tracked since Sept 2026
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08
#8
Simple Life Science
US based
United States
6.3
80 products
Third-party testing statedCOA page linked, not reviewed
Tracked since Sept 2026
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09
#9
Peak Lab Peptides
US based
South Dakota, United States
8.7
5.0(1)184 products · Delivery 1-4 days · Ships to 1 country
Business & docs verifiedThird-party testing statedCOA confirmed with labCard
Tracked since Sept 2026
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10
#10
Alpha Carbon Labs
US based
Florida, United States
7.3
107 products · Delivery 1-5 days · Ships to 1 country
Third-party testing statedCOA page linked, not reviewed✓ Verified ownerCardCrypto
Tracked since Sept 2026
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11
#11
Naked Peptide Co
US based
CA, United States
8.6
5.0(1)65 products · Delivery 3-5 Business Days · Ships to 1 country
Third-party testing statedCOAs reviewed✓ Verified ownerCardBank transferCrypto
Tracked since Oct 2026
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12
#12
PSPeptides™
US based
United States
7.5
4.2 Trustpilot(175)100 products · Delivery Shipped Shipped Same Day Most Orders Shipped Within 2-24 Hours · Ships to 32 countries
Third-party testing stated
Tracked since Sept 2026
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The Swiss Pep vs Zenith Biopeptides The Swiss Pep vs Limitless Biotech The Swiss Pep vs Nationwide Peptides The Swiss Pep vs World Wide Peptides The Swiss Pep vs Royal Peptides The Swiss Pep vs Apex Laboratory All suppliers serving the US

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.