NAC supplies cysteine used to synthesize glutathione, an important part of the body’s antioxidant defenses.
Antioxidant + respiratory support
N-Acetyl-Cysteine support for your everyday antioxidant routine.*
Each vegetarian capsule provides 600 mg of N-acetyl-cysteine (NAC)—a cysteine source used by the body to make glutathione. The two-capsule labeled serving provides 1,200 mg.
$34.0090 vegetarian capsules · 45 labeled servings
Purchase controls remain protected until the exact native product and price are verified.
600 mgNAC per capsule
1,200 mgper labeled serving
45 servingstwo capsules per serving
Vegetarianhypromellose capsule
Why people choose NAC
A direct way to support glutathione and respiratory wellness.*
NAC provides cysteine that can support the body’s glutathione production. It is also recognized for antioxidant and mucus-thinning activity, making it a practical option for adults building a measured antioxidant and respiratory-support routine.
NAC has mucolytic activity and is commonly studied for its role in respiratory mucus and airway support.
Each capsule provides 600 mg, making the labeled 1,200 mg serving easy to understand and keep consistent.
Exactly what the label provides
A focused formula without a long ingredient list.
The current Facts panel lists NAC and a vegetarian capsule. No acute-use protocol is presented here because supplier sources currently disagree on that interval.
Serving size2 vegetarian capsules
Servings per container45
N-acetyl-cysteine1,200 mg per serving
Other ingredientsHypromellose, purified water
How to use
Keep the routine simple.
Follow the product label and review NAC with a qualified healthcare professional when medications, pregnancy, nursing, surgery, or ongoing health conditions are relevant.
- 1Use the routine manufacturer direction
Adults: take 1–2 capsules per day with meals or as recommended by your healthcare practitioner.
- 2Keep the full daily context in view
Review other supplements and medications so NAC is considered as part of the complete routine.
- 3Ask when individual guidance matters
Consult a qualified professional before use during pregnancy or nursing, before surgery, or when managing a health condition.
Evidence-informed support
What the research helps explain.
The references below explain NAC’s recognized mechanisms and researched roles. They do not mean this supplement diagnoses, treats, cures, or prevents any disease.
- 01Glutathione and antioxidant capacity
A systematic review of controlled clinical trials reported increases in several antioxidant biomarkers, including glutathione, following NAC supplementation.
Read the PubMed record → - 02Immune and respiratory context
The NIH Office of Dietary Supplements describes NAC as an antioxidant with mucolytic activity and explains its relationship to intracellular glutathione.
Read the NIH fact sheet → - 03Respiratory mucus research
A 2024 systematic review examined NAC’s effects on airway mucus hypersecretion and the limits of the current human evidence.
Read the PubMed record →
Measured claims, not promises: outcomes vary with health status, dose, medications, and the reason NAC is being considered. This page describes nutritional support and research context—not medical treatment.
Build your foundation thoughtfully
Products customers often compare or pair with NAC.
These are optional starting points, not an automatic stack. Review the complete labels and your individual needs before combining formulas.
Omega-3 Fish Oil
A foundational fatty-acid option for customers building a broader wellness routine.
Explore omega-3 →
Vitamin D3 + K2
A paired vitamin D and K option for an everyday wellness foundation.
Explore D3 + K2 →Questions before you choose
NAC supplement FAQ
What is N-acetyl-cysteine?
NAC is a form of the amino acid cysteine. The body can use cysteine to make glutathione, an important antioxidant compound.
How much NAC is in this product?
Each vegetarian capsule provides 600 mg. The labeled serving is two capsules, providing 1,200 mg, with 45 servings per container.
Is this product vegetarian?
Yes. The listed capsule ingredients are hypromellose and purified water.
Can I take NAC with other supplements?
That depends on the full routine, medications, and individual health context. Review all labels and ask a qualified healthcare professional when combining formulas.
A focused antioxidant formula
NAC with clear serving information and a simple ingredient list.
90 vegetarian capsules · 600 mg per capsule · $34.00
