Blog

Pharmacokinetics · Peptide math · TRT · GLP-1 protocols — every claim cited.

[GLP-1 · Evidence]

GLP-1 Microdosing: What the Pharmacology and Trials Actually Show

An honest look at low-dose semaglutide and tirzepatide — what the trial data does and doesn't say, what the pharmacology supports, and the open questions that aren't yet answered.

· 8 min read
[Injection technique]

Injection Site Rotation: Why It Matters and How to Map It

Lipohypertrophy, scar tissue, and absorption drift — what happens when you keep hitting the same site, and a rotation map for SC and IM injections across TRT, GLP-1, and peptides.

· 8 min read
[Bloodwork]

Bloodwork 101: Total Testosterone vs Free Testosterone vs SHBG

Why a "normal" total testosterone result can still mean low free T, how SHBG distorts the picture, and the Vermeulen calculation your lab probably isn't running for you.

· 8 min read
[TRT]

TRT Steady State: When Do Testosterone Levels Stabilize?

Why testosterone cypionate takes 4–5 weeks to reach steady state, what your bloodwork actually shows after one shot, and how to time labs for an accurate trough.

· 8 min read
[GLP-1]

How Long Does Ozempic Stay in Your System? Semaglutide Half-Life Explained

Semaglutide has a 7-day half-life — meaning measurable plasma concentration weeks after stopping. What that means for missed doses, breaks, and switching protocols.

· 8 min read
[Peptide math]

How to Calculate Peptide Reconstitution: Insulin Syringe Units Explained

A clinician-grade walkthrough of the BAC water → mg/mL → insulin units math, with worked examples for BPC-157, Ipamorelin, HGH, and CJC-1295.

· 8 min read

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