Food supplement with 600mg N-acetyl cysteine that contributes to protection against free radicals, helps restore glutathione, a critical component of the bodys defense system, and stimulates the immune system. Dosage As a dietary supplement, take one capsule daily with water or as directed by your doctor.Precautions : Do not take this product if you are pregnant or breastfeeding. Consult your doctor before use if you are taking any prescription medication or have a medical condition. Discontinue use if you experience gastrointestinal discomfort. ingredients 1 capsule provides on average : N-Acetyl-Cysteine (NAC) 600 mgOther ingredients : Gelatin, magnesium stearate.