All Supplements
L-Theanine vs Vitamin B6
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
L-Theanine
Vitamin B6
Typical Dosage
100-200mg daily
1.3–2.0 mg daily for adults
Best Form
L-Theanine (Suntheanine)
Pyridoxine HCl
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With caffeine for focus, or evening for relaxation
With meals to enhance absorption; no specific time-dependent advantage
L-Theanine Benefits
✓Calm focus without sedation
✓Reduces caffeine jitters when combined
✓Promotes alpha brain waves (relaxed alertness)
✓May improve sleep quality
✓Anxiety reduction
Vitamin B6 Benefits
✓Supports neurotransmitter synthesis including serotonin and dopamine
✓Enhances immune function and antibody production
✓Reduces homocysteine levels for cardiovascular health
✓Alleviates premenstrual syndrome symptoms
✓Supports cognitive function and mood regulation
Can You Take Both Together?
In most cases, L-Theanine and Vitamin B6 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 Vitamin B6 if your primary goal is: supports neurotransmitter synthesis including serotonin and dopamine. 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.