Cellfie
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Science·8 min read·April 7, 2026

Micronutrition: the invisible engine

Macros get the headlines. Micronutrients run the body. A field guide to the minerals that matter.

Micronutrition: the invisible engine

Magnesium, zinc, B-vitamins, omega-3s, choline — the unglamorous workhorses of human metabolism. When they're absent, no amount of protein or perfect macro split will make you feel well.

We treat micronutrition as the architectural foundation of every program. Before we optimize, we repair.