All Supplements
Vitamin B2 (Riboflavin) vs Citrulline
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Vitamin B2 (Riboflavin)
Citrulline
Typical Dosage
1.1–1.6 mg daily
6-8g per day
Best Form
Riboflavin (free form)
L-Citrulline
Key Benefits
6
5
Evidence Rating
★★★★
★★★★
Best Time
With meals for optimal absorption
30-60 minutes before exercise or training
Vitamin B2 (Riboflavin) Benefits
✓Energy production and metabolism
✓Antioxidant protection
✓Eye health and vision
✓Nervous system support
✓Skin and hair health
✓Migraine prevention
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, Vitamin B2 (Riboflavin) 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 Vitamin B2 (Riboflavin) if your primary goal is: energy production and metabolism. 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.