A Study to Evaluate the Effects of a Supplement on the Side Effects Associated With Stimulant Medications

This study tests whether a dietary supplement can reduce common side effects of stimulant medications (such as Adderall or Ritalin) used to treat ADHD, including sleep problems, irritability, anxiety, and brain fog. **You may be eligible if...** - You are between 18 and 55 years old - You are currently prescribed a stimulant medication for ADHD - You experience at least one of these side effects: sleep difficulty, irritability, anxiety, or brain fog - Your medication dose has been stable for at least 3 months - You are generally healthy with no uncontrolled chronic conditions - You live in the United States **You may NOT be eligible if...** - You have cancer, a mental illness, or an uncontrolled chronic health condition - You take psychiatric medications other than stimulants - You are pregnant, breastfeeding, or have thyroid, liver, or kidney conditions - You smoke, drink heavily, or work night shifts - You are allergic to the supplement's ingredients Talk to your doctor to see if this trial is right for you.