Nac - 120 Tab | NOW Antioxidants by Healthand Center – Healthlandcenter
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Nac 1000mg 120 Tablets
Nac 1000mg 120 Tablets
Nac 1000mg 120 Tablets
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Expiration Date: 03/2026
Transit Time: 5 - 7 Business Days
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Nac 1000mg 120 Tablets

$19.99 $31.99
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  • Free Radical Protection
  • Maintains Cellular Health
  • Normal Immune System Function
  • Non-GMO
  • A Dietary Supplement
  • Vegetarian / Vegan
  • Kosher
  • Amino Acids
  • Family Owned Since 1968
  • GMP Quality Assured

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 promotes the formation of glutathione. Glutathione is a powerful free radical scavenging compound that also helps to maintain normal, balanced immune system function. In addition, NAC can help to support healthy brain and neuronal tissues.


Q1: What is NAC 100? A: NAC 100 by NOW Foods is a dietary supplement that contains N-Acetyl Cysteine (NAC), a stable form of the non-essential amino acid L-cysteine. NAC is a sulfur-containing amino acid that acts as a precursor to glutathione, a powerful antioxidant.

Q2: What are the benefits of taking NAC 100? A: NAC 100 is known for its potential benefits, including:

  • Supporting antioxidant activity and helping to combat oxidative stress.
  • Promoting healthy liver function by aiding in detoxification processes.
  • Supporting respiratory health by reducing mucus buildup.
  • Enhancing immune function.

Q3: How do I take NAC 100? A: The recommended dosage for NAC 100 is one capsule daily, preferably with a meal. However, it is important to follow the instructions on the product label or consult with a healthcare professional for personalized dosing recommendations.

Q4: Are there any side effects associated with NAC 100? A: NAC is generally well-tolerated, but some individuals may experience side effects such as gastrointestinal discomfort, diarrhea, or nausea. If any adverse reactions occur, discontinue use and consult a healthcare professional.

Q5: Can I take NAC 100 if I am pregnant or breastfeeding? A: If you are pregnant, breastfeeding, or have any underlying health conditions, it is essential to consult with your healthcare provider before taking NAC 100 or any other supplement.

Q6: Is NAC 100 suitable for vegetarians or vegans? A: Yes, NAC 100 by NOW Foods is suitable for vegetarians and vegans. The capsules are made from plant-derived ingredients.

Q7: Does NAC 100 contain any allergens? A: NAC 100 is free from common allergens such as gluten, dairy, soy, and nuts. However, it is always advisable to check the product label for the most current and detailed ingredient information.

Q8: How should I store NAC 100? A: Store NAC 100 in a cool, dry place, away from direct sunlight and out of reach of children. Ensure the bottle is tightly closed when not in use.

Q9: Can I take NAC 100 with other supplements or medications? A: NAC 100 may interact with certain medications or supplements. It is crucial to consult with a healthcare provider before combining NAC with other treatments to avoid potential interactions.

Q10: Where can I purchase NAC 100? A: NAC 100 by NOW Foods is available for purchase at various health food stores, pharmacies, and online retailers. Always buy from reputable sources to ensure product authenticity and quality.

Q11: What should I do if I miss a dose of NAC 100? A: If you miss a dose of NAC 100, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and resume your regular schedule. Do not double the dose to catch up.

Q12: Is there scientific research supporting the benefits of NAC? A: Yes, there is a considerable amount of scientific research supporting the benefits of NAC for various health aspects, including antioxidant support, liver health, and respiratory function. For specific studies, refer to reputable scientific journals or consult healthcare professionals for more information.

Suggested use

Take 1 tablet 1 to 3 times daily.

Other ingredients

Microcrystalline Cellulose, Hydroxypropyl Cellulose, Stearic Acid (vegetable source), Vegetarian Coating [hypromellose (cellulose), stearic acid (vegetable source), sunflower lecithin, triethyl citrate, sunflower oil] and Silicon Dioxide.

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.


Natural color variation may occur in this product.

Store in a cool, dry place after opening.

Caution: For adults only. Consult physician if pregnant/nursing, taking medication (especially nitroglycerin), or have a medical condition. Keep out of reach of children.

Customer Reviews

Based on 6 reviews
Mark Robinson

I’m satisfied with the product, the price and the service.

Keith Padilla
great deal

great deal on NAC supplement!

Dino Dilucido

Nac 1000mg 120 Tablets by Now Foods

Tammy St Germain

Nac 1000mg 120 Tablets by Now Foods

Nasser Vakili Rad

Nac 1000mg 120 Tablets by Now Foods