All Supplements
L-Theanine vs Potassium
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
L-Theanine
Potassium
Typical Dosage
100-200mg daily
2,600-3,400 mg daily
Best Form
L-Theanine (Suntheanine)
Potassium Citrate
Key Benefits
5
6
Evidence Rating
★★★★
★★★★★
Best Time
With caffeine for focus, or evening for relaxation
Distributed throughout meals and day
L-Theanine Benefits
✓Calm focus without sedation
✓Reduces caffeine jitters when combined
✓Promotes alpha brain waves (relaxed alertness)
✓May improve sleep quality
✓Anxiety reduction
Potassium Benefits
✓Supports healthy blood pressure regulation
✓Promotes cardiovascular health and heart function
✓Enables proper muscle contraction and function
✓Maintains fluid and electrolyte balance
✓Supports nerve signal transmission
✓Reduces risk of kidney stones
Can You Take Both Together?
In most cases, L-Theanine and Potassium 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 L-Theanine if your primary goal is: calm focus without sedation. Choose Potassium if your primary goal is: supports healthy blood pressure regulation. 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.