This low-calorie nutritional drink contains 200 mg of royal jelly, 1000 mg of taurine, and various vitamins, and is effective for nourishing and strengthening the body and for providing nutrition when you are physically fatigued. Product contents: Royal jelly tincture, taurine, vitamin B1 nitrate, vitamin B2 phosphate 3 ester, vitamin B6, nicotinamide, anhydrous caffeine, alcohol. Instructions: Store away from direct sunlight and in a cool, dry place.