NOW Supplements NAC (N-Acetyl-Cysteine) 1 000 mg Free Radical Protection* 60 Tablets

Microcrystalline Cellulose is a common filler and binder used in supplements to provide structure and bulk. It is derived from plant cellulose and is generally considered safe for consumption. It does not contribute any nutritional value but is effective in ensuring tablet integrity.

Hydroxypropyl Cellulose is used as a thickener and stabilizer in supplements. It is a chemically modified cellulose that helps in the controlled release of active ingredients. While it is generally recognized as safe, it does not provide any nutritional benefits.

Stearic Acid is a fatty acid used as a lubricant in tablet manufacturing. It is derived from vegetable sources and helps in the smooth processing of tablets. It is considered safe and does not impact the nutritional profile of the supplement.

Croscarmellose Sodium is a disintegrant used to help tablets dissolve and release their active ingredients. It is a cross-linked polymer of cellulose and is widely used in the pharmaceutical industry. It is considered safe but does not provide nutritional benefits.

Vegetarian Coating, often made from hypromellose, is used to provide a protective layer on tablets. It is derived from plant cellulose and is suitable for vegetarians. It does not affect the nutritional content of the supplement.