Powerful Antioxidant Support*N-Acetyl L-Cysteine (NAC) is a form of the amino acid l-cysteine and acts as a powerful free radical scavenger.* It is a precursor to and supports tissue levels of glutathione (GSH).* NAC has also been shown to support healthy lung function through its mucolytic capability.*Powerful Antioxidant Support*Vibrant NAC: N-Acetyl L-Cysteine (NAC) is a form of the amino acid l-cysteine and acts as a powerful free radical scavenger.* It is a precursor to and supports tissue levels of glutathione (GSH).* NAC has also been shown to support healthy lung function through its mucolytic capability.*Serving Size: 1 CapsuleServings Per Container: 60 (small) or 120 (large)One Capsule Contains:N-Acetyl L-Cysteine (NAC) ................................... 600 mgOther Ingredients: Hydroxypropyl methylcellulose (vegetable capsule), microcrystalline cellulose, l-leucine, bamboo silica.Does Not Contain: Milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soy.Directions: Take one capsule twice per day between meals or as directed by your healthcare practitioner.