Notes on brain health
Five short pieces on nitric oxide, the amino acid cycle behind it, brain fog, carnosine, and reading labels honestly.

Science
Nitric oxide and memory
How nitric oxide widens blood vessels in the brain, why that matters for memory, and which nutrients support the pathway.

Science
L-Arginine and L-Citrulline, explained
Why arginine alone has absorption limits, how citrulline creates a self-sustaining cycle, and what the research shows.

Guide
How to read a memory supplement label
Five things worth checking on any memory supplement label before you buy.

Lifestyle
What's actually causing your brain fog
A look at what actually causes brain fog — sleep, blood sugar, circulation, stress — and what genuinely helps.

Science
Carnosine and brain aging
How Beta-Alanine raises brain carnosine levels, and why protecting neurons matters as much as feeding them.