Journal

How Much Caffeine Is in a Nootropic Energy Drink?

Nootropic energy drinks typically carry somewhere between roughly 95 mg and 300 mg of caffeine per can. TULUI has exactly 200 mg of natural caffeine per 12 fl oz can,...

The Caffeine to L-Theanine Ratio, Explained

There's no single official "correct" ratio of caffeine to L-theanine. Research on the two compounds together commonly tests ratios of roughly 1:1 to 2:1, theanine to caffeine. Some products lean...