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L-Theanine vs Ashwagandha (KSM-66)
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
L-Theanine
Ashwagandha (KSM-66)
Typical Dosage
100-200mg daily
300-600mg daily (KSM-66 extract)
Best Form
L-Theanine (Suntheanine)
KSM-66
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With caffeine for focus, or evening for relaxation
Evening for sleep, or split morning/evening for stress
L-Theanine Benefits
✓Calm focus without sedation
✓Reduces caffeine jitters when combined
✓Promotes alpha brain waves (relaxed alertness)
✓May improve sleep quality
✓Anxiety reduction
Ashwagandha (KSM-66) Benefits
✓Reduces cortisol and perceived stress
✓Improves sleep quality
✓May increase testosterone in men
✓Anxiety reduction
✓Physical performance enhancement
Can You Take Both Together?
In most cases, L-Theanine and Ashwagandha (KSM-66) 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 Ashwagandha (KSM-66) if your primary goal is: reduces cortisol and perceived stress. 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.