Cellular membrane component · Neuroactive precursor
Citicoline
350 mg · per serving (3 capsules)
Cytidine 5'-diphosphocholine — endogenous compound

What it is
An endogenous compound naturally present in every human cell. Included here as pharmaceutical-grade citicoline (CDP-choline), produced by fermentation.
What it does
Documented as a metabolic precursor to phosphatidylcholine, a phospholipid constituent of neuronal cell membranes. Studied in the academic reference literature for its role in the phospholipid cascade.
Why this choice
Citicoline is the compound referenced across the clinical literature — the same form cited in the studies referenced on our evidence page. Included at 350 mg, aligned with the dose used in the referenced trials.
Overview of the 10 compounds · The Science
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Citicoline is one of the ten compounds in LUCID.
Ten actives, declared to the milligram. No proprietary blends.
SUBSCRIPTION
€80/ 4 weeks
€80/ 4 weeks
ONE-TIME PAYMENT
€100/ once
€100/ once
Free shipping · Ships on 30 October 2026