The library

Articles & deep dives.

Plain-language write-ups on the things people actually ask about — side effects, safety, dosing concepts, sourcing, and getting oriented. Read them, question them in the comments, or write one yourself.

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Start with these

Popular reads.

New here? The beginner orientation and the side-effects piece are the two most people start with.

The fun one

There's a peptide for that.

A friendly field guide to which peptides get talked about for which situations — and how excited you should actually be.

11 min · Beginner-friendly Read
Start here

Brand new? A calm orientation to peptides.

What these compounds are, what the words mean, and how to think about risk before you do anything else.

12 min · Beginner Read
Side effects

GLP-1 side effects: what new users should know.

Nausea, GI issues, the ones that matter more, and the warning signs that mean "stop and call a professional."

14 min · Safety Read
Dosing concepts

Retatrutide: how titration works & what the trials reported.

A careful, non-prescriptive look at the published research, titration logic, and why "start low" is the whole game.

16 min · Intermediate Read
Practical

Reconstitution, the dosing math, and storage.

The part everyone finds intimidating, walked through slowly — units, concentration, and keeping things stable.

11 min · Practical Read
Sourcing

How to read a certificate of analysis (COA).

What the numbers on a lab report actually mean, what a real one looks like, and how they get faked.

10 min · Sourcing Read
Watch

Prefer to watch? We're on YouTube.

Reconstitution walkthroughs and peptide reviews on video, with the TPU podcast and stream coming soon.

Reconstitution & reviews Open videos
Contribute

Write the article you wish existed.

Anyone can submit a piece. We read every submission, edit for accuracy, and publish the good ones.

Open to everyone Submit a post
Browse by compound

Peptide profiles.

Sourced, plain-language profiles of the specific peptides people ask about — what each is, what the evidence shows, side effects, and whether it's approved for anything.

Go deeper

The four core guides.

Longer, foundational reads. Everything else builds on these.