Viridian L-theanine is an amino acid that is found primarily in tea leaves. It has been shown to have a number of potential health benefits, including:

1. Reducing stress and anxiety: L-theanine has been found to promote relaxation and reduce feelings of stress and anxiety.
2. Improving sleep quality: L-theanine may help to improve the quality of sleep by promoting relaxation and reducing feelings of stress.
3. Enhancing cognitive function: L-theanine has been found to improve attention, focus, and overall cognitive function.
4. Lowering blood pressure: Some research suggests that L-theanine may help to lower blood pressure, although more research is needed to confirm this.
5. Antioxidant properties: L-theanine has antioxidant properties that may help to protect the body against damage from free radicals.

It is important to note that more research is needed to fully understand the potential benefits of L-theanine and to determine the most effective dosages for different uses.

Consultation with a doctor or health professional is recommended before taking L-theanine supplements or other forms of supplementation.