All Supplements
Calcium vs Citrulline
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Calcium
Citrulline
Typical Dosage
800-1000 mg daily
6-8g per day
Best Form
Calcium Citrate
L-Citrulline
Key Benefits
6
5
Evidence Rating
★★★★
★★★★
Best Time
With meals to enhance absorption; split doses are more effective
30-60 minutes before exercise or training
Calcium Benefits
✓Bone strength and density
✓Teeth health and enamel protection
✓Muscle contraction and function
✓Nerve signal transmission
✓Heart rhythm regulation
✓Blood clotting
Citrulline Benefits
✓Enhanced blood flow and vasodilation
✓Improved exercise performance and endurance
✓Reduced muscle fatigue and soreness
✓Better erectile function
✓Cardiovascular health support
Can You Take Both Together?
In most cases, Calcium and Citrulline 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 Calcium if your primary goal is: bone strength and density. Choose Citrulline if your primary goal is: enhanced blood flow and vasodilation. 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.