All Supplements
L-Theanine vs Resveratrol
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
L-Theanine
Resveratrol
Typical Dosage
100-200mg daily
150-500 mg daily
Best Form
L-Theanine (Suntheanine)
Standard powder/capsule
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With caffeine for focus, or evening for relaxation
With meals to enhance absorption; split doses may improve bioavailability
L-Theanine Benefits
✓Calm focus without sedation
✓Reduces caffeine jitters when combined
✓Promotes alpha brain waves (relaxed alertness)
✓May improve sleep quality
✓Anxiety reduction
Resveratrol Benefits
✓Antioxidant and anti-inflammatory support
✓Cardiovascular health and endothelial function
✓Sirtuin activation and cellular longevity
✓Neuroprotection and cognitive support
✓Blood sugar regulation and metabolic health
Can You Take Both Together?
In most cases, L-Theanine and Resveratrol 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 Resveratrol if your primary goal is: antioxidant and anti-inflammatory support. 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.