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
However, if you have particularly sensitive skin or known allergies to any ingredients, we recommend patch testing on a small area first
Evidence for Using Inositol and Berberine Together The evidence base for using inositol and berberine together specifically for weight loss is limited and emerging
Access to quality-controlled material helps streamline analytical procedures and supports efficient laboratory workflows
Questions BPC-157 sourcing FAQ What does a "verified" COA mean on this page
So I definitely echo your concerns