[Fallon]

Actually took some this morning. 2 Grams. I'm a big fan. It has calming properties but is often mistakenly compared to Caffeine because it's in Red Bull. It relates to Caffeine in similar ways L-Theanine does, toning down the jittery edge of the Caffeine - The reason Red Bull produces a different energetic experience. It's been shown to activate GABA receptors, reduce symptoms of alcohol withdrawal, and heavily concentrated in the retina of the eye. When scientists induced a chemical depression in mice they saw a massive increase in Taurine uptake suggesting it plays a role in controlling depressive symptoms. 

Here's a few studies:

https://www.fasebj.org/doi/10.1096/fj.03-0739com

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3325402/

https://www.ncbi.nlm.nih.gov/pubmed/18605241