Now Liver Refresh Formula supports healthy liver function and a healthy detoxification process. Combines milk thistle extract with a blend to create a balanced botanical formula for the support of healthy liver function. 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. Recommended Use: Take 3 capsules daily with food, or as directed by a healthcare professional.