Vendor Rankings

435 vendors scored on verifiable testing evidence, with third-party reviews as a bounded adjustment. 143 have full curated profiles. How scoring works →

Showing 448 all tracked vendors.

Peptide Maxxing
Curated
9.88 PB score / 10 Band A

84 certificates confirmed at the issuing lab · 51 of 60 products

Trustpilot
4.7 · 23 reviews
View profile
ezPeps
Curated
9.81 PB score / 10 Band A

175 certificates confirmed at the issuing lab · 40 of 40 products

Trustpilot
4.9 · 258 reviews
View profile
Rocky Mountain Compounds
Curated
9.77 PB score / 10 Band A

133 certificates confirmed at the issuing lab · 47 of 74 products

Trustpilot
4.8 · 44 reviews
View profile
#4
Oath Research
Curated
9.69 PB score / 10 Band A

286 certificates confirmed at the issuing lab · 27 of 59 products

Trustpilot
4.6 · 33 reviews
View profile
#5
Premier Bio Labs
Curated
9.68 PB score / 10 Band A

178 certificates confirmed at the issuing lab · 34 of 158 products

Trustpilot
4.8 · 71 reviews
View profile
#6
Glow Aminos
Curated
9.65 PB score / 10 Band A

229 certificates confirmed at the issuing lab · 94 of 105 products

Trustpilot
4.5 · 14 reviews
View profile
#7
PS Peptides
Curated
9.65 PB score / 10 Band A

528 certificates confirmed at the issuing lab · 100 of 118 products

Trustpilot
4.5 · 278 reviews
View profile
#8
Southern Aminos
Curated
9.65 PB score / 10 Band A

122 certificates confirmed at the issuing lab · 64 of 68 products

Trustpilot
4.7 · 272 reviews
View profile
#9
Ion Peptides
Curated
9.64 PB score / 10 Band A

153 certificates confirmed at the issuing lab · 92 of 120 products

Trustpilot
4.7 · 440 reviews
View profile
#10
Crush Research
Curated
9.63 PB score / 10 Band A

166 certificates confirmed at the issuing lab · 74 of 81 products

Trustpilot
4.4 · 30 reviews
View profile
#11
IDUN Peptides
Curated
9.63 PB score / 10 Band A

59 certificates confirmed at the issuing lab · 21 of 22 products

Trustpilot
4.9 · 218 reviews
View profile
#12
Orbitrex Peptides
Curated
9.60 PB score / 10 Band A

161 certificates confirmed at the issuing lab · 63 of 75 products

View profile
#13
LA Peptides
Curated
9.58 PB score / 10 Band A

Third-party-linked reports

View profile
#14
EZ Peptides
Curated
9.58 PB score / 10 Band A

11 third-party tests on record · 2 products

View profile
#15
RUO
Curated
9.57 PB score / 10 Band A

Third-party-linked reports

Trustpilot
4.3 · 61 reviews
View profile
#16
Forge Performance Co.
Curated
9.55 PB score / 10 Band A

60 certificates confirmed at the issuing lab · 25 of 25 products

Trustpilot
4.3 · 18 reviews
View profile
#17
Studz Peptides
Curated
9.55 PB score / 10 Band A

147 certificates confirmed at the issuing lab · 100 of 204 products

Trustpilot
4.7 · 26 reviews
View profile
#18
BioEdge Research Labs
Curated
9.53 PB score / 10 Band A

228 certificates confirmed at the issuing lab · 67 of 68 products

Trustpilot
4.5 · 15 reviews
View profile
#19
Peptide Partners
Curated
9.52 PB score / 10 Band A

329 certificates confirmed at the issuing lab · 36 of 36 products

View profile
#20
Nexaph
Curated
9.51 PB score / 10 Band A

317 certificates confirmed at the issuing lab · 40 of 57 products

Trustpilot
3.9 · 77 reviews
View profile
#21
Simple Peptide
Curated
9.42 PB score / 10 Band A

185 certificates confirmed at the issuing lab · 52 of 52 products

View profile
#22
Polaris Peptides
Curated
9.42 PB score / 10 Band A

166 certificates confirmed at the issuing lab · 62 of 62 products

Trustpilot
4.2 · 35 reviews
View profile
#23
Chameleon Peptides
Curated
9.41 PB score / 10 Band A

98 certificates confirmed at the issuing lab · 33 of 185 products

Trustpilot
5.0 · 552 reviews
View profile
#24
Ameano Peptides
Curated
9.40 PB score / 10 Band A

181 certificates confirmed at the issuing lab · 30 of 63 products

Trustpilot
4.9 · 852 reviews
View profile
Unscored vendors

Tracked, not yet scored

PeptideBenchmark tracks these vendors directly. Each receives a PB score as soon as verifiable testing evidence exists — until then no number is invented.

AR
Advanced Research Peptides

Tracked · not yet scored · 1650 W. Targee St. Unit 5952, Boise, ID 83705

View profile
AB
Alpha BioMed Labs

Tracked · not yet scored · 200 Spectrum Ctr, Irvine, CA 92618

View profile
CR
Crownwell Research

Tracked · not yet scored · 7364 Kathleen Road, Lakeland, FL 33810

View profile
FP
Fusion Peptide

Tracked · not yet scored

View profile
GP
Genetic Peptide

Tracked · not yet scored

View profile
GB
GenX Bio

Tracked · not yet scored

View profile
HP
Hacker Peptides

Tracked · not yet scored

View profile
OR
Onyx Research

Tracked · not yet scored

View profile
OW
Orovia Wellness

Tracked · not yet scored

View profile
PW
Peptides World

Tracked · not yet scored · 401 Ryland St STE 200A

View profile
Strand Bio
Curated

Tracked · not yet scored · Pricing-first onboarding

View profile
SP
Superb Peptides

Tracked · not yet scored · 15418 Weir St. Ste. 110, Omaha, NE 68137

View profile
WS
Wheat State Research

Tracked · not yet scored · Kansas

View profile
Missing a vendor?

Suggest one for evaluation.

Send a storefront and it enters the same pipeline as every vendor here: automated safety triage, human review, then the full evaluation. Suggesting never creates a listing by itself, and curated placement cannot be bought.

Suggest a vendor →