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Peptide Guides
Plain-English answers to the big peptide questions, with a source for every claim and a date on every page. No dosing advice, no product pitches.
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What are peptides?
Amino acids, peptides and proteins, peptide drugs vs. supplements vs. research peptides, and why most are injected.
Read the guide → FDA statusPeptides for weight loss
Which are FDA-approved (Wegovy, Zepbound, Saxenda), which are still in trials, and what the FDA says about compounded versions.
Read the guide → SafetyAre peptides safe?
Known side effects of approved peptide drugs, and the added unknowns of compounded and research-use-only peptides.
Read the guide →Tools
- Peptide reconstitution calculator: concentration, mL and units on your syringe
- Peptide FDA status tracker: where each peptide stands, with sources