Citicoline Dosage Guide: How Much Should You Take?
The right Citicoline dose depends on your experience level, body weight, and what you're optimizing for. Clinical trials have used doses ranging from 250mg to 1000mg, with the standard effective range sitting at 250–500mg.
Citicoline is classified as a cholinergic. It is also known as CDP-Choline, cytidine diphosphate-choline, Cognizin. Common goals include focus, memory, attention, neuroprotection.
Citicoline Dosage by Weight
Citicoline is not typically dosed by body weight in the clinical literature. The effective dose range is consistent across body weights: 250–500mg for standard use. The calculator above provides personalized ranges based on your experience level and supplement form instead.
How to Take Citicoline
Timing: Take in the morning. Citicoline is mildly stimulating — some users report difficulty sleeping if taken in the afternoon or evening. Best taken with or without food; absorption is similar in both conditions.
Food: Citicoline can be taken with or without food — absorption is not significantly affected.
Citicoline Cycling Protocol
No cycling required. Citicoline can be taken daily. Unlike Alpha-GPC, citicoline also provides cytidine (which converts to uridine in the brain), giving it a slightly different and arguably broader mechanism. Some users alternate daily use with every-other-day dosing to maintain sensitivity.
Citicoline Supplement Forms
Cognizin® (patented CDP-Choline)Recommended
Cognizin is the most research-backed branded form with multiple RCTs at 250–500mg. Used as the reference dose in clinical trials. Higher bioavailability and consistency vs. generic.
Generic CDP-Choline
Generic citicoline/CDP-choline is effective at the same dose as Cognizin. Look for suppliers with third-party testing. Nootropics Depot and similar quality vendors are reliable sources.
Citicoline Safety & Side Effects
The maximum recommended dose of Citicoline is 2000mg per day.
Studies have used up to 2,000mg/day safely. Side effects above 1,000mg may include insomnia, headache, or nausea. Most benefits are achieved at 250–500mg/day in healthy adults.
Citicoline FAQ
How much Citicoline should I take?
The standard dose of Citicoline is 250–500mg per day. Beginners should start with 250–250mg. Use the calculator above for a personalized dose based on your weight, goals, and supplement form.
What is Citicoline used for?
Citicoline is a cholinergic primarily used for focus, memory, attention. Citicoline provides both choline (→ acetylcholine) and cytidine (→ uridine → CDP-choline → phosphatidylcholine).
Should I cycle Citicoline?
No cycling required. Citicoline can be taken daily. Unlike Alpha-GPC, citicoline also provides cytidine (which converts to uridine in the brain), giving it a slightly different and arguably broader mechanism. Some users alternate daily use with every-other-day dosing to maintain sensitivity.