You should be at least 21. It doesn't matter if you aren't US citizen. I'm from Europe and just supplied my passport (id or driving licence will work too) and all was good.
Exactly, otherwise you would be breaking California law. CBD and other non-THC products may be available through other means, however.
So there's no way to try that out at an age of 18,not even with the parent's permission?
Thanks! Your answer is awaiting moderation.