Vyvanse vs Adderall is debatable. Though both are used for ADHD, they have different kinds of composition. Adderall contains amphetamine and dextroamphetamine while, Vyvanse includes lisdexamfetamine which turns an individual’s body into dextroamphetamine before it can be used. So before purchasing medicines to treat ADHD we should consult a doctor as they know better than you. And if you have any doubt about Vyvanse vs Adderall, which is better ? Never forget to ask this to your doctor or healthcare professional .