Stimulant + Antioxidant
Matcha
Also known as: Green Tea Extract
A powdered green tea combining caffeine and L-theanine for balanced energy and focus.
KÖGN Health grades Matcha as A+ (Strong evidence) and rates it 4.3 out of 5.
Last reviewed · June 2026
Primary effects
- Improved focus
- Sustained energy
- Reduced stress
How it works
Combines caffeine and L-theanine to promote sustained, smooth cognitive stimulation.
Overview
Matcha provides a unique combination of caffeine and L-theanine, resulting in a smoother and more sustained form of stimulation compared to coffee. It also contains antioxidants that support long-term brain health. This combination makes it particularly effective for focused work without the jitteriness commonly associated with stimulants. It is widely used as a daily performance enhancer.
Related ingredients
Graded entries that target the same cognitive goals.
Categories
Educational information, not medical advice. The evidence grade is KÖGN’s editorial assessment of published research, not a health claim. Speak to a qualified clinician before changing what you take.