Weight Loss

Research-backed weight loss, without the hype.

Metabolic peptides, GH-releasing compounds, glucose-control supplements, and the biomarkers that actually predict body composition change. Evidence-graded by research status, matched to your budget and experience level.

3
Protocols
4
Peptides
3
Lab tests

GH-releasing peptides

CJC-1295 + Ipamorelin, AOD-9604 — studied for metabolic effects in animal models

Metabolic supplements

Berberine (AMPK activation), Creatine (lean mass), Omega-3 (inflammation)

Baseline lab testing

HbA1c, ApoB, comprehensive hormone panel — know where you're starting

Source research peptides for your protocol

Metabolic peptides like CJC-1295 + Ipamorelin, AOD-9604, and 5-Amino-1MQ are available as research-grade material. We vet suppliers for third-party testing and CoA availability.

Affiliate disclosure: This page contains affiliate links. We may earn a commission when you purchase through these links, at no additional cost to you.
Amino Club

Weight loss peptides (research grade)

Verified
  • Batch tested
  • US manufactured
  • CoA available
  • Fast shipping
View on Amino Club →

Use code PROTOSI at checkout

Pantheon Peptides

Weight loss peptides (research grade)

Verified
  • Partner verified
  • Research-grade
  • Quality tested
  • Fast shipping
Swiss Chems

Weight loss peptides (research grade)

Verified
  • Broad catalog
  • Research-grade
  • Third-party tested
  • International shipping
Dynamic Peptide

Weight loss peptides (research grade)

Verified
  • Partner verified
  • Auto-applied discount
  • Research-grade
  • Fast shipping
View on Dynamic Peptide →

Use code protosihealth at checkout

Apollo Peptide Sciences

Weight loss peptides (research grade)

Verified
  • Partner verified
  • Research-grade
  • Quality tested
  • Broad catalog
Ignite Peptides

Weight loss peptides (research grade)

Verified
  • Partner verified
  • Research-grade
  • Quality tested
  • Fast shipping
Pure Rawz

Weight loss peptides (research grade)

Verified
  • Broad catalog
  • Research-grade
  • Third-party tested
  • Fast shipping
Behemoth Labz

Weight loss peptides (research grade)

Verified
  • Broad catalog
  • Research-grade
  • Third-party tested
  • Fast shipping

Not sure where to start?

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