L-carnosine

Boost Your Biology: www.youtube.com/watch?v=i8UQp6xwhDs

Nootropics Expert: www.youtube.com/watch?v=AhTJwUPowr8 nootropicsexpert.com/l-carnosine/

Benefits:

Inhibits the enzyme DBH which converts dopamine into norepinephrine.

Dosage

At least 1000 mg per day. Take on an empty stomach.