Modafinil ..

Modafinil tolerance is real — feels less like a ‘boost’ and more like baseline after a while. Cycling or mixing in natural nootropics/adaptogens (like ashwagandha, rhodiola, L-theanine) can help stretch out the benefits without burning out.

Just keeping an eye on this thread

Caffeine plus nicotine = mega focused.

I found 400mg of caffeine and 4mg gum works best for me but 800mg caffeine makes me focused... On everything .