N-Acetyl-Cysteine

N-Acetyl-Cysteine and 5 near-identical products are sold under 5 different brand names — a exact-twin Formula Twins cluster.

Product	Brand
N-Acetyl-Cysteine	Designs for Health
NAC	Adaptogen Research
N-Acetyl-L-Cysteine 900 mg	Douglas Laboratories
N-Acetyl-L-Cysteine NAC	PCOS Nutrition Center
NAC 900 mg	Pure Encapsulations
NAC 900 mg	Pure Encapsulations