lab-guides

How to read your biomarkers: HbA1c, TSH, lipid panel, vitamin D, ApoB and more — what each marker means, optimal ranges by age, every claim sourced.

What “evidence-graded” means here

HighMeta-analyses or repeated trials

ModerateConsistent trials, small samples

LowMechanistic or observational only

Biohacks 58 protocols Meals 98 protocols Workouts 47 protocols Mental 49 protocols Lab guides 51 protocols Videos with transcripts

Biohacks58 Meals98 Workouts47 Mental49 Lab guides51

ApoB — Cardiovascular Risk Marker

ApoB is the protein that carries LDL, VLDL and other plaque-forming particles. Cleveland Clinic calls the test likely more accurate than a standard lipid panel.

2 min read Jun 3

ALT and AST — Liver Enzymes

ALT and AST are enzymes measured on liver blood tests. An increased level is often a sign of liver disease, read against the lab's range and the other liver tests.

2 min read Jun 3

Magnesium Blood Test — What It Can and Cannot Show

Most of your magnesium is in bone and tissue, not blood. The serum reference range, what an RBC test is, how to read a flag, and food sources.

2 min read May 26