This isn't advice but this is what my local VONS stocks often for 2 for 1, and has the desirable caffeine interactions I described thus far: https://www.amazon

This isn't advice but this is what my local VONS stocks often for 2 for 1, and has the desirable caffeine interactions I described thus far: https://www.amazon.com/Mushroom-Supplement-Vegetarian-Natures-Truth/dp/B08F2SK15N https://www.amazon.com/Mushroom-Supplement-Vegetarian-Nature...