Brand: NOW

Tablet or PillOff Market
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Net Contents

120 Tablet(s)

Serving Size

1 Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

7 33739 00185 6

Product Version

Not specified

Suggested Use

Take 1 tablet 1 to 3 times daily.

Market Reference

$9.99 – $3524.47· 29 listings
  • Now Foods NAC 1000mg Tablets

    iHerb4.8(8000)
    $12.24
  • NOW Foods NAC 1000 mg 60 Tablets

    Walmart - Green Valley Health Market LLC4.8(8000)
    $40.99
  • (2 pack) NOW Supplements, NAC (N-Acetyl-Cysteine) Tablets, 1000 mg, Free Radical Protection*, 120 Count

    Walmart4.8(8000)
    $38.78
  • NOW NAC Extra Strength Tablets 1000mg 120 Count

    Village Vitamin Store4.9(77)
    $31.06
  • (2 pack) NOW Supplements, NAC (N-Acetyl-Cysteine) Tablets, 1000 mg, Free Radical Protection*, 60 Count, White

    Walmart - Fruitful Yield4.8(8000)
    $27.98
  • NOW NAC Quercetin & Zinc

    Natures Food Markets4.8(225)
    $29.99
  • (2 pack) NOW Supplements, NAC (N-Acetyl-Cysteine) with Selenium Capsules, 1000 mg, 250 Count

    Walmart4.8(16000)
    $43.70
  • NOW Foods NAC Pure Powder 4 oz.

    Target4.8(775)
    $20.99

Where to Buy Locally

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Research & Studies

  • N-Acetylcysteine (NAC): Impacts on Human Health

    MCS Tenório, NG Graciliano, FA Moura, ACM Oliveira… - Antioxidants, 2021 - mdpi.com

    … scheduled for treatment with high doses of NAC (600, 800, and 1000 mg/day) three times a day, … of depression, oral supplementation of 1000 mg/day (2 capsules of 500 mg twice daily) …

    2021612 citations
  • N-acetylcysteine for antioxidant therapy: pharmacology and clinical utility

    S Dodd, O Dean, DL Copolov, GS Malhi… - Expert opinion on …, 2008 - Taylor & Francis

    … prescription from pharmacies and health food stores worldwide. … of 2 g of NAC (1000 mg twice daily) with few adverse effects. … for NAC remain poorly defined as most studies are now old …

    2008577 citations
  • Getting a knack for NAC: N-acetyl-cysteine

    RA Sansone, LA Sansone - Innovations in clinical …, 2011 - pmc.ncbi.nlm.nih.gov

    … Pharmaceutical-grade NAC is primarily used in medical settings … used as a supplement in humans for years (NAC is relatively rare … that is now being supported by preliminary research. …

    2011113 citations
  • N‐acetylcysteine for the treatment of psychiatric disorders: A review of current evidence

    SL Ooi, R Green, SC Pak - BioMed Research International, 2018 - Wiley Online Library

    … trial found taking 1000 mg of N-acetylcysteine twice daily to be … neurotransmitter dysregulation, research now links low mood … to tackle the mental health epidemic currently affecting the …

    2018127 citations
  • N-acetylcysteine clinical applications

    Z Yahia, A Yahia, T Abdelaziz, TS Abdelaziz - Cureus, 2024 - cureus.com

    … use of NAC should be considered across a variety of medical … It is now recognised primarily as an antioxidant with direct … at high dosages (600-1000 mg) three times daily during a four-…

    20249 citations
  • N‐acetylcysteine: a review of clinical usefulness (an old drug with new tricks)

    GK Schwalfenberg - Journal of nutrition and metabolism, 2021 - Wiley Online Library

    … searched for articles on NAC and health conditions listed above … As a nutritional supplement, NAC is found in small amounts … Oral NAC is now being used for conditions like chronic …

    2021212 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2019-11-21. DSLD Label ID: 210367. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.