NAC with Selenium from NOW Foods is a capsule-form product combining N-Acetyl Cysteine (NAC) and Selenium in the form of L-Selenomethionine. Each container holds 100 capsules. Ingredients per capsule: Selenium (elemental) 25 µg (from 5 mg L-Selenomethionine) N-Acetyl Cysteine (NAC) 600 mg Other Ingredients: Hypromellose (cellulose capsule), Stearic Acid (vegetable source) and Citric Acid. Ingredients Selenium (elemental) 25 µg (from 5 mg L-Selenomethionine), N-Acetyl Cysteine (NAC) 600 mg. Other Ingredients: Hypromellose (cellulose capsule), Stearic Acid (vegetable source) and Citric Acid. Allergens Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens. Directions Take 1 capsule twice daily. Warnings For adults only. Consult physician if pregnant/nursing, taking medication, or have a medical condition. Keep out of reach of children. Do not eat freshness packets enclosed. Keep freshness packets in bottle until it is empty. Keep bottle tightly closed at all times in between usage. Natural color variation may occur in this product when exposed to air. Speckling in capsule may occur but does not affect product quality. Storage Store in a cool, dry place after opening. Country of origin United States