All Supplements
Citrulline vs Phosphatidylserine
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Citrulline
Phosphatidylserine
Typical Dosage
6-8g per day
100-200mg daily
Best Form
L-Citrulline
Phosphatidylserine (soy-derived)
Key Benefits
5
5
Evidence Rating
★★★★
★★★
Best Time
30-60 minutes before exercise or training
With meals for optimal absorption
Citrulline Benefits
✓Enhanced blood flow and vasodilation
✓Improved exercise performance and endurance
✓Reduced muscle fatigue and soreness
✓Better erectile function
✓Cardiovascular health support
Phosphatidylserine Benefits
✓Supports memory and cognitive function
✓May reduce cortisol levels and stress response
✓Promotes healthy brain cell structure
✓May improve attention and focus
✓Supports mood stability
Can You Take Both Together?
In most cases, Citrulline and Phosphatidylserine can be taken together safely. However, always check the interactions section of each supplement and consult a healthcare professional if you take medication.
Which Should You Choose?
Choose Citrulline if your primary goal is: enhanced blood flow and vasodilation. Choose Phosphatidylserine if your primary goal is: supports memory and cognitive function. Many people take both as they target different aspects of health.
Disclaimer: This comparison is for educational purposes only. Always consult a healthcare professional before starting any supplement.