Skullcap dosage should be determined by the user based on their reaction. It is best to start out on a low dose and see how your body reacts.
One most packaging the recommended dosage for adults is 2 to 3 cups of tea, 1 to 2 grams of the dried herb, or 2 to 4 milliliters of the liquid extract three times daily. Start out with a single daily use and gauge your own reaction and then increase to the recommended levels.
Skullcap can have side effects so if you notice any adverse effects discontinue use immediately.