[J], 2007, 28(15): l5-17 5
The increasing popularity of dietary supplements and functional foods is expected to further boost demand for L-Carnitine in this region, making it a focal point for future growth
There is also an increased chance of infection in the brain and alterations to brain metabolism
However, much of the research has illustrated that such an effect is a negation of caffeines ability to raise blood pressure rather than an ability of L-theanine to take a persons blood pressure down below its normal resting state.26 Also, in some research looking at L-theanine in isolation (or, more specifically, in mango sorbet), no effect on blood pressure was observed.27 It appears that L-theanine should be mostly safe for most people, but its always a good idea to talk to your doctor before introducing any new supplement into your regimen
Unless your research protocol specifically calls for it and youre confident in their stability together in solution, our team recommends administering them separately to avoid any potential interaction or degradation issues.