NAC 600 mg®

Other Combinations

Brand: NOW

CapsuleOther CombinationsOn Market
Click to view full label

Net Contents

250 Capsule(s)

Serving Size

1 Capsule(s)

Servings Per Container

250

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 33739 00086 6

Product Version

CODE 0086D V11

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

2Active Ingredients

2 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

1% Daily Value Coverage

1 ingredients report an established %DV per serving.

4Dietary Attributes

Label states: Non-GMO, Gluten-Free, Halal, Kosher.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Supplement Facts

Serving Size: 1 Capsule(s) · 2 per day

IngredientAmount Per Serving% Daily Value
Selenium25 mcg45%
L-Selenomethionine5 mg
N-Acetyl Cysteine600 mg

Not Present

Other Ingredients

HypromelloseStearic AcidCitric AcidMicrocrystalline Cellulose

Target Groups

Adult (18 - 50 Years)KosherHalalGluten FreeDairy Free

Label Claims

NutrientAll OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Usage: Take 1 capsule twice daily.

Warnings & Precautions

Precautions re: Children

Caution: For adults only. Keep out of reach of children.

Precautions re: Pregnant or Nursing or Prescription Medications

Consult physician if pregnant/nursing, taking medication, or have a medical condition.

Precautions re: All Other

Do not eat freshness packets enclosed.

Precautions re: Allergies

Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

Storage

Storage

Keep freshness packets in bottle until it is empty. Keep bottle tightly closed at all times in between usage. Store in a cool, dry place after opening.

Formulation

Formula re: Contains

N-acetyl cysteine (NAC) is a stable form of the non-essential amino acid cysteine. It is a sulfur-containing amino acid that acts as a stabilizer for the formation of protein structures, and is also necessary for the formation of glutathione. Selenium is an essential trace mineral that facilitates the production of several important enzymes.

Formulation re: Other

Natural color variation may occur in this product when exposed to air. Speckling in capsule may occur but does not affect product quality. Speckling in capsule may occur but does not affect product quality. Free radical protection

Formula re: Contains

Maintains cellular health with selenium

Formulation re: Does NOT Contain

Non-GMO

Formula re: Kosher

Triangle K (Kosher)

Formulation re: Other

Made and quality tested in the USA with globally sourced ingredients.

Formulation re: Does NOT Contain

Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients.

Formula re: Type

Crescent H (Halal)

FDA Statements

FDA Disclaimer Statement

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.

FDA Statement of Identity

A Dietary Supplement

Other Label Statements

Seals/Symbols

Triangle K (Kosher)

General Statements: All Other Content

Amino acids Family owned since 1968.

Seals/Symbols

Crescent H (Halal) GMP Quality Assured

Manufacturer & Distributor

Distributor

NOW FOODS

395 S. Glen Ellyn Rd., Bloomingdale, IL, 60108, USA

Market Reference

$4.99 – $359.99· 40 listings
  • NOW 600 mg NAC

    Walmart4.8(14000)
    $12.70
  • NOW Foods NAC 600 mg 30 Capsules

    Muscle & Strength4.8(2300)
    $4.99Lowest
  • NOW NAC 600 mg 250 Veg Capsules

    Walmart4.8(1700)
    $66.83
  • NOW NAC 600 mg 100 V-caps

    Vitamart.ca4.6(107)
    $16.29
  • NOW NAC 600mg - 30 Capsules

    Vita Heal4.8(14000)
    $19.99
  • NOW NAC (N-Acetyl Cysteine) 600 mg with Selenium & Molybdenum

    Coborn's Inc Floral Shoppes4.8(14000)
    $13.99
  • Now Nac 600MG 120CT

    Max Muscle Brandon4.6(107)
    $23.99
  • Now Foods NAC Pure Powder

    Target4.8(794)
    $20.99

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

  • Nayble Health & Sports

    5.0 (139)

    Vitamin & Supplements Shop

    18 Chamberlayne Rd, London NW10 3JD

  • Novomins

    4.9 (480)

    E-commerce service

    Suite 1000, 405 King's Rd, London SW10 0BB

  • British Supplements

    3.4 (274)

    Vitamin & Supplements Shop

    34, New House, 67-68 Hatton Garden, London EC1N 8JY

  • London Supplements

    3.7 (84)

    Vitamin & Supplements Shop

    13, Waverley Industrial Park Waverley Industrial Estate, Hailsham Dr, Harrow HA1 4TR

  • Healthshop UK

    4.9 (41)

    Health food shop

    306 Grove Green Rd, London E11 4EA

  • Supplemented

    4.7 (192)

    Vitamin & Supplements Shop

    Online Retail Ltd Box 1031A, Surbiton, Kingston upon Thames KT1 9AH

  • Multivitamins & More

    5.0 (1)

    Health food shop

    23 Kingfisher Dr, Banbury OX16 9YD

  • Charge Products

    3.0 (2)

    Vitamin & Supplements Shop

    Office 1, Charge Products, Industrial Estate, Unit 1, 8 Towerfield Rd, Towerfield Cl, Southend-on-Sea SS3 9QE

Research & Studies

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

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

    … 600 mg of oral NAC in subjects with ESRD was 4.9 ± 3.5 L/h versus 56.1 ± 12.7 L/h in healthy … 600 mg oral NAC supplementation was not able to alter serum creatinine or cystatin C [90]. …

    2021634 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 … Oral NAC is now being used for conditions like chronic … A recent long-term RCT study using NAC 600 mg bid resulted in …

    2021220 citations
  • Adjunctive N-acetylcysteine and lung function in pulmonary tuberculosis

    RS Wallis, I Sabi, J Lalashowi, A Bakuli… - NEJM …, 2024 - evidence.nejm.org

    … without recent tuberculosis or malaria (Supplementary Protocol). … NAC capsules (600 mg) were donated to the study by Now … -blood samples of healthy Tanzanian volunteers are similar …

    202435 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. … for NAC remain poorly defined as most studies are now old and … per day to as little as 600 mg three times per week, was …

    2008582 citations
  • Safety of N-acetylcysteine at high doses in chronic respiratory diseases: a review.

    P Calverley, P Rogliani, A Papi - Drug safety, 2021 - search.ebscohost.com

    … NAC has been used at 600 mg and above, up to 3000 mg/day, … in man, it would be evident by now. At present, the clinical … Healthy individuals received three different doses of NAC …

    202197 citations
  • N-Acetylcysteine: From Antidote to Longevity Molecule

    KV Japar - almanac.a1c.io

    … range for NAC in clinical and supplemental use spans from 600 mg to 1,800 mg per day, … Looking ahead, the convergence of NAC with digital health and AI-enabled analytics offers …

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2024-06-20. DSLD Label ID: 313864. 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.