NAC by Xymogen is a dietary supplement in capsule form. Available in multiple sizes.

• Manufacturer Suggested Use: Take one to two capsules twice daily between meals, or as directed by your healthcare practitioner.
• Ingredients: Serving Size: 2 Capsules Amount Per Serving N-Acetyl-L-Cysteine ... 1.2g Other Ingredients: HPMC (capsule), stearic acid, magnesium stearate, and silica.
• Does Not Contain : Wheat, gluten, corn, yeast, soy, animal or dairy products, fish, shellfish, peanuts, tree nuts, egg, ingredients derived from genetically modified organisms (GMOs), artificial colors, artificial sweeteners, or artificial preservatives.