L - theanine helps reduce stress and anxiety, enhance cognitive function, and provide anti-inflammatory benefits, making it a valuable supplement for overall health and well-being.

Check out the resources below:

A randomized trial in 2019 found that L-Theanine can significantly decrease stress-related symptoms in healthy adults. Participants who took L-Theanine supplements experienced elevated levels of neurotransmitters like GABA, dopamine, and serotonin, which promote relaxation and reduce anxiety levels​. 

https://health.clevelandclinic.org/l-theanine

Neuroprotective and Cognitive Benefits: L-Theanine has been shown to provide neuroprotective effects. Additionally it enhances mental clarity, focus, and attention, especially when combined with caffeine. 

https://www.frontiersin.org/articles/10.3389/fnut.2022.853846/full

Anti-Inflammatory Properties: L-Theanine exhibits strong anti-inflammatory activity by inhibiting key inflammatory pathways and reducing the expression of pro-inflammatory factors.

https://www.frontiersin.org/articles/10.3389/fnut.2022.853846/full