Beverly International ZMAZinc and Magnesium are common in athletes resulting in reduced testosterone levels, lack of performance, reduced recovery, cramps and tiredness. Studies show that ZMA TS6 increases anabolic hormone levels and therefore results in increased muscle strength and endurance.ZMA contains a powerful combination of ZMA and vitamins to help combat these deficiencies. BEV International ZMA Improves Anabolic Hormone Levels and Muscle Strength in AthletesServing Size 3 Capsules Serving Per Container 30Vitamin B-6 10.5 mg Magnesium 450 mg Zinc 30 mgZMA is uniquely synergistic combination of zinc and magnesium. This university laboratory tested anabolic formula has been proven to enhance healthy hormone production, leading to an average of 2.5 times greater muscle strength gains in athletes.Take 2 to 3 capsules daily preferably on an empty stomach, 30 - 60 minutes prior to bedtime. For best result, avoid taking with foods or supplements containing calcium