Food scientist Bryan Quoc Le understands the science behind both beverages, and he has chosen matcha. “The combination of ...

Discover how caffeine and L-theanine significantly improved focus and executive dysfunction in a 35-year-old male with ADHD. Learn about this integrative approach to managing ADHD symptoms through ...

This ancient beverage does more than hydrate—it’s packed with antioxidants and compounds that boost your health, focus, and ...

Tea's combination of caffeine and L-theanine can give you a calm yet alert mental state that could help boost productivity and effectiveness,” Ingram explains, citing a 2021 study on caffeine ...

Flavonoids help the immune system by dampening down inflammation, but green tea is also packed full of epigallocatechin ...

Another study examined the interaction between L-theanine and caffeine, particularly in the context of sleep quality. The findings suggested that L-theanine can counteract the negative effects of ...

Each tablet contains caffeine derived from green coffee beans and L-theanine, as well as vitamins B6 and B12 to boost your mood. See it! I know what you’re thinking: Isn’t the point of ...

The combination of caffeine and L-theanine in green tea has a synergistic effect on brain function, improving focus, lifting ...

We found that the Sports Research Double Strength L-Theanine Supplement is a great way to replace caffeine and energy drinks. It helps us feel more relaxed, focused, and alert without the jitters ...