> L-Theanine has a noticeable effect when I drink my morning coffee, it totally eliminates the jittery effects and smooths it out.
FWIW, the research on L-Theanine in conjunction with caffeine is the only research I've seen that seems convincing that L-Theanine has any effect. I've not seen any convincing evidence that it does anything in the absence of caffeine.
FWIW, the research on L-Theanine in conjunction with caffeine is the only research I've seen that seems convincing that L-Theanine has any effect. I've not seen any convincing evidence that it does anything in the absence of caffeine.