LEARN
What Are Nootropic Ingredients Doing in an Energy Drink?
F3 Energy's stack pairs 120 mg of green-tea caffeine with panax ginseng, L-theanine, ginkgo biloba, and BCAAs. Here's what each ingredient is doing in the can and how much is...
Why L-Theanine and Caffeine Show Up Together
L-theanine and caffeine are frequently paired in research because of how the two compounds interact. Here is what the studies actually show, and where to find that pairing in F3...