I find it hard to sit in one place and build mental context without something that takes the edge off/slows down my brain. For me, that's marijuana and sometime

I find it hard to sit in one place and build mental context without something that takes the edge off/slows down my brain. For me, that's marijuana and sometimes adderall or flexeril. But adderall has nasty side effects, so I'm looking for a natural substitute. fwiw, I am disagnosed aspergers (mild) and ADHD