Alternatives to Simple Life Science

12 research peptide suppliers most like Simple Life Science 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
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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02
#2
Behemoth Labz
US based
United States
6.4
127 products
Third-party testing stated
Tracked since Sept 2026
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03
#3
Peptide Hackers
US based
United States
6.7
140 products · Ships to 41 countries
Third-party testing statedCOA page linked, not reviewedCryptoPayPal
Tracked since Nov 2026
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04
#4
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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05
#5
Novel Human Optimization Ventures
US based
Arizona, United States
9.2
5.0(1)166 products · Delivery 3 working days · Ships to 59 countries
Business & docs verifiedThird-party testing statedCOA confirmed with labCardBank transferCryptoPayPal
Tracked since Sept 2026
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06
#6
Peptide Warehouse
US based
United States
7.1
4.2 Trustpilot(26)74 products · Ships to 1 country
Third-party testing statedCOA page linked, not reviewedCrypto
Tracked since Sept 2026
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07
#7
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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08
#8
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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09
#9
CorePeptide
US based
United States
–
220 products
Third-party testing statedCOA page linked, not reviewed
Tracked since Sept 2026
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10
#10
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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11
#11
Disguised Alpha
US based
United States
7.2
105 products · Ships to 36 countries
Third-party testing statedCOA page linked, not reviewedCardBank 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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Simple Life Science vs Limitless Biotech Simple Life Science vs Behemoth Labz Simple Life Science vs Peptide Hackers Simple Life Science vs Apex Laboratory Simple Life Science vs Novel Human Optimization Ventures Simple Life Science vs Peptide Warehouse 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.