About this item: Promote optimal liver health. Now Liver Refresh combines milk thistle extract with a unique herb-enzyme blend to create a balanced botanical formula for the support of healthy liver function. Take 3 capsules daily with food. Support healthy detoxification processes: N-acetyl-cysteine, methionine, and other nutrients are included to support the production of glutathione, a potent free radical scavenger that also plays a critical role in maintaining the body’s normal elimination pathways. Classifications/certifications: Soy free, dairy free, nut free, egg free. GMP quality assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation). Packaged in the USA.