All Supplements
Citrulline vs Melatonin
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Citrulline
Melatonin
Typical Dosage
6-8g per day
0.5–5 mg
Best Form
L-Citrulline
Immediate release tablet
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
30-60 minutes before exercise or training
30–60 minutes before bedtime
Citrulline Benefits
✓Enhanced blood flow and vasodilation
✓Improved exercise performance and endurance
✓Reduced muscle fatigue and soreness
✓Better erectile function
✓Cardiovascular health support
Melatonin Benefits
✓Improved sleep onset and quality
✓Jet lag reduction
✓Circadian rhythm regulation
✓Antioxidant protection
✓Shift work sleep disorder management
Can You Take Both Together?
In most cases, Citrulline and Melatonin 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 Melatonin if your primary goal is: improved sleep onset and quality. 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.