Sold per ounce; select how many ounces you desire. 1 ounce is approximately 20 teaspoons.
Species: Scutellaria lateriflora
 
Has been used as a nervine for anxiety and insomnia as well as a pain reliever.  Other common or traditional uses are anxiety, muscle spasms, headaches, hyperthyroid, insomnia, menstrual cramping, menstrual flow issues, migraines, neuralgia, neuritis, PMS, shingles, stress, and tension.
 
Not recommended during pregnancy or lactation.  Do not mix with pharmaceuticals.
 
Common dosing:
Tea: 1-2 teaspoons, 3 times a day
Tincture: 2-4ml, 3 times a day.
 
Harvested parts are stems, leaves, and flowers from a mature plant.