Citrulline vs Magnesium — Which Should You Take?
Citrulline Benefits
Magnesium Benefits
Citrulline Side Effects
Magnesium Side Effects
Can You Take Citrulline and Magnesium Together?
In most cases, Citrulline and Magnesium can be taken together safely. However, always check the interactions section of each supplement and consult a healthcare professional if you take medication or have existing health conditions.
Citrulline: May potentiate effects of nitrates and blood pressure medications
Citrulline: Phosphodiesterase-5 inhibitors (ED medications) may have additive effects
Magnesium: May reduce absorption of antibiotics (tetracyclines, quinolones)
Magnesium: Can interact with blood pressure medications
Which Should You Choose?
Choose Citrulline if your primary goal is: enhanced blood flow and vasodilation. Choose Magnesium if your primary goal is: sleep quality improvement.
Affiliate links — we may earn a small commission at no extra cost to you.
Frequently Asked Questions
Is Citrulline better than Magnesium?
It depends on your goals. Citrulline and Magnesium serve different purposes and are often taken together.
Can I take Citrulline and Magnesium together?
In most cases, yes. Citrulline and Magnesium can be taken together safely. However, always check for specific interactions and consult a healthcare professional if you take medication.
What is the best time to take Citrulline?
30-60 minutes before exercise or training
What is the best time to take Magnesium?
Evening for sleep benefits, split doses for absorption
What are the side effects of Citrulline?
Gastrointestinal discomfort or bloating at high doses. Nausea or stomach upset. Headaches in some individuals. Allergic reactions in sensitive individuals.
What are the side effects of Magnesium?
Loose stools (especially citrate/oxide forms). Rare: low blood pressure at very high doses. Generally very safe.
How We Compare Supplements
This comparison is based on published clinical research, peer-reviewed studies from PubMed, and established nutritional science. We evaluate dosages based on clinically-effective amounts, not manufacturer recommendations. Benefits listed have at least moderate evidence from human studies. When evidence is limited or conflicting, we note this.