Jarrow Formulas NAC Sustain features N-Acetyl-L-Cysteine (NAC). an antioxidant amino acid and a precursor to glutathione.* Glutathione is important for detoxification.* The advanced bi-layer Sustain tablets combine 1/3 Quick Release with 2/3 Sustained Release formats to release NAC over time.
WARNING: Prolonged or elevated intake may alter liver function tests without affecting actual liver function. Inform your physician that you are ingesting NAC if you undergo liver function tests. Consult a healthcare professional before using this product if you are pregnant. nursing. under the age of 18. are taking medication or have a medical condition; if adverse reactions occur. discontinue use
*Note: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose. treat. cure or prevent any disease. Consult your physician before adding a dietary supplement to your diet.





















