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Choline Source

CDP-Choline

Also known as: Citicoline

A readily absorbed choline source that supports brain energy and acetylcholine, the brain's memory chemical.

Evidence gradeCross-checked · High
A+
WeakModerateStrong
4.4/ 5 rating

KÖGN Health grades CDP-Choline as A+ (Strong evidence) and rates it 4.4 out of 5.

Last reviewed · June 2026

CategoryNatural · Choline Source
OnsetBoth
Typical dose250–500 mg/day.
Best forFocus · Memory · Long-term health
AvailabilityOTC

Primary effects

  • Improved memory
  • Enhanced focus
  • Increased mental energy

How it works

Increases acetylcholine and phospholipid synthesis, enhancing memory and cognitive performance.

Overview

CDP-Choline is one of the most effective choline sources due to its dual role in supporting both neurotransmitter production and brain cell membrane integrity. It contributes to increased mental energy by supporting mitochondrial function in neurons. Compared to other choline sources, it is often preferred for its balanced cognitive effects and strong evidence base.

The evidence

Moderate, growing evidence for attention and focus in healthy adults, with stronger data in older and clinical populations. Among the better-supported choline sources for cognition.

Dose

250–500 mg/day.

Timing

Both — some acute attention effects; benefits also accrue over weeks.

Safety

Well tolerated; occasional mild headache or GI upset. Note: food-supplement permitted levels vary by region — verify the UK/EU limit before formulating.

Works well with

Related ingredients

Graded entries that target the same cognitive goals.

Categories

Nutritional NootropicsMemory & LearningFocus & AttentionCholinergics (Acetylcholine Support)Brain Energy & MetabolismDaily Foundational NootropicsOver-the-Counter (OTC)High Evidence

Educational information, not medical advice. The evidence grade is KÖGN’s editorial assessment of published research, not a health claim. Speak to a qualified clinician before changing what you take.