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Citrulline vs GABA

Side-by-side comparison — benefits, dosage, forms, and research.

Citrulline

amino acids

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GABA

amino acids

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Feature
Citrulline
GABA
Typical Dosage
6-8g per day
500-1000 mg
Best Form
L-Citrulline
Powder
Key Benefits
5
5
Evidence Rating
★★★★
★★★
Best Time
30-60 minutes before exercise or training
30-60 minutes before sleep or as needed for anxiety

Citrulline Benefits

Enhanced blood flow and vasodilation
Improved exercise performance and endurance
Reduced muscle fatigue and soreness
Better erectile function
Cardiovascular health support

GABA Benefits

Promotes relaxation and calm
May reduce anxiety symptoms
Supports sleep quality
May lower muscle tension
Could aid stress management

Can You Take Both Together?

In most cases, Citrulline and GABA 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 GABA if your primary goal is: promotes relaxation and calm. 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.