N-acetyl cysteine with selenium in a 100-capsule bottle. Each capsule provides 600 mg NAC, with handling instructions to keep the bottle closed and freshness packets inside.
NAC is a stable form of cysteine, an amino acid involved in the body's production of glutathione. This formula supplies 600 mg NAC plus 25 mcg selenium from L-selenomethionine per capsule.
NOW directs one capsule twice daily. The formula differs from the NAC, quercetin and zinc combination, which has another serving size and ingredient profile. The bottle should remain tightly closed between uses, with its freshness packets retained until empty. NOW notes that exposure to air can cause natural color variation and that capsule speckling does not affect product quality.
Highlights
- 600 mg NAC per capsule
- 25 mcg selenium per capsule
- Selenium from L-selenomethionine
- 100 capsules
Key ingredients
Per capsule: N-acetyl cysteine, 600 mg; selenium from L-selenomethionine, 25 mcg.
How to use
Take 1 capsule twice daily. 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.
Dietary and allergen information
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients. Produced in a facility that also processes ingredients containing these allergens.
Format and serving
Manufacturer serving: 1 Capsule.
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.
Questions and answers
Should the freshness packets be removed?
NOW directs keeping them in the bottle until it is empty. They are not edible.
What does NOW say about capsule speckling?
Natural color changes may occur with air exposure, and speckling can occur without affecting product quality.