all the super pump/focus supplements can't be good for the heart. anything that says "don't take 6 hours before u go to sleep" works like cocaine, regular usage can't be good for future out comes
just eat a bowl of oatmeal with few hundred grams of nuts crushed in there and a cup of coffee, that's it. maybe bcaa's but they didn't take bcaa's in the very early 19th century and that eras strongman athletes could give the 5 percenters run for theirmoney life