Does dopamine make you happy, and is methylphenidate (Ritalin) addictive? Peter Moleman15/03/2018Articles, Psychiatry, Substances and their effects2 Comments Dopamine the happiness hormone? Not at all! Dopamine helps to choose where to direct your attention. This process does not work properly in children and adults with ADHD. Methylphenidate (Ritalin) corrects this without having an addictive effect.