Alternatives to GLP-123.COM

12 research peptide suppliers most like GLP-123.COM 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
Red Rock Peptides
US based
United States
6.1
41 products · Ships to 1 country
Tracked since Sept 2026
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02
#2
PSPeptides™
US based
United States
7.5
4.2 Trustpilot(175)98 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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03
#3
American Peptides
US based
United States
6.8
3.1 Trustpilot(13)93 products · Delivery delivered in 2–3 business days · Ships to 1 country
Third-party testing statedCOA page linked, not reviewedCardCrypto
Tracked since Sept 2026
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04
#4
Regentide
US based
United States
5.4
45 products
COA page linked, not reviewed
Tracked since Sept 2026
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05
#5
Orion Peptides
US based
United States
6.7
82 products · Ships to 1 country
Third-party testing statedCOA page linked, not reviewedCardBank transferCrypto
Tracked since Sept 2026
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06
#6
Pura Peptides
US based
United States
–
55 products · Ships to 1 country
Bank transferCrypto
Tracked since Sept 2026
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07
#7
Polaris Peptides
US based
United States
7.7
4.1 Trustpilot(34)57 products
Third-party testing statedCardBank transferCryptoPayPal
Tracked since Sept 2026
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08
#8
Transforma Peptides
US based
United States
6.3
41 products · Ships to 1 country
COA page linked, not reviewed
Tracked since Sept 2026
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09
#9
Advanced Research Peptides
US based
United States
7.6
44 products · Delivery 2-7 business days · Ships to 1 country
Third-party testing stated✓ Verified ownerCardCrypto
Tracked since Sept 2026
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10
#10
Palmetto Peptides
US based
South Carolina, United States
7.2
24 products · Delivery 2-3 business days (USPS Priority Mail) · Ships to 1 country
Third-party testing statedCOA page linked, not reviewed✓ Verified ownerPayPal
Tracked since Sept 2026
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11
#11
Core Research Peptides
US based
Texas, United States
7.7
33 products · Delivery US: Standard 2 to 3 business days (5 across a weekend); UPS Expedited 2 to 3; Overnight next business day · Ships to 36 countries
Third-party testing statedCOA page linked, not reviewed✓ Verified ownerCardBank transferCrypto
Tracked since Sept 2026
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12
#12
Puritide Research
US based
South Carolina, United States
7.8
54 products · Delivery Ups and arrive in 1 to 5 business days.
Third-party testing statedCOA page linked, not reviewed✓ Verified ownerCardCrypto
Tracked since Sept 2026
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GLP-123.COM vs Red Rock Peptides GLP-123.COM vs PSPeptides™GLP-123.COM vs American Peptides GLP-123.COM vs Regentide GLP-123.COM vs Orion Peptides GLP-123.COM vs Pura Peptides 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.