Skip to product information
1 of 3

Klaire Labs

N-Acetyl-L-Cysteine (NAC) 500 mg– Antioxidant & Lung Support

N-Acetyl-L-Cysteine (NAC) 500 mg– Antioxidant & Lung Support

Regular price $24.99 USD
Regular price Sale price $24.99 USD
Sale Sold out
Size

N-Acetyl-L-Cysteine (NAC) 500 mg – Antioxidant & Lung Support

Cellular Antioxidant & Respiratory Support

Product Overview

N-Acetyl-L-Cysteine (NAC) by SFI Health is a clinically researched amino acid derivative known for its antioxidant, detoxification, and respiratory benefits. As a precursor to glutathione—the body’s master antioxidant—NAC helps protect cells from oxidative stress, supports a healthy immune response, and promotes lung tissue health. This formula is ideal for individuals seeking support for respiratory health, liver function, and detoxification pathways.


Key Benefits

  • Supports lung health and respiratory function†
  • Boosts cellular antioxidant protection by raising glutathione levels†
  • Helps maintain healthy mucus consistency in the lungs†
  • Promotes immune response and epithelial cell health†
  • Non-GMO, allergen-free, and suitable for vegetarians

Ingredients & Nutritional Profile

Nutrient Amount (Per Capsule) % Daily Value
N-Acetyl-L-Cysteine (NAC) 500 mg *
*Daily Value not established

Other Ingredients:
Vegetarian capsule (hydroxypropyl methylcellulose, water), microcrystalline cellulose, ascorbyl palmitate, silicon dioxide

Free From:
Milk, casein, eggs, fish, shellfish, peanuts, tree nuts, wheat, gluten, soy, sesame, artificial colors, or flavors. Non-GMO. Vegetarian.


Do’s and Don’ts

Do:

  • Take consistently for long-term antioxidant and immune support
  • Consult a healthcare provider if using with medications or health conditions
  • Store in a cool, dry place away from sunlight

Don’t:

  • Exceed the recommended dosage
  • Use if pregnant, nursing, or under 18 without professional guidance
  • Use if allergic to any listed ingredients

How to Take

Adults: Take 1 capsule 1 to 2 times daily, or as directed by your healthcare provider.
Children: Use only under the supervision of a qualified healthcare professional.


Who Should Avoid This Product

  • Pregnant or breastfeeding individuals
  • Children and adolescents without medical supervision
  • Anyone with a medical condition or taking medications unless advised by a physician

Frequently Asked Questions (FAQs)

What is NAC and what does it do?
NAC is a stable form of the amino acid L-cysteine that helps support antioxidant activity, immune function, and respiratory health.

How does NAC help the lungs?
NAC acts as a mucolytic by thinning mucus in the lungs and helps protect lung tissue by neutralizing free radicals.

Is this supplement safe for long-term use?
When taken as directed, NAC is generally well-tolerated. Always consult a healthcare provider for long-term use.

Does NAC raise glutathione levels?
Yes, NAC is a direct precursor to glutathione and helps elevate tissue glutathione levels for antioxidant protection.

Is it allergen-free?
Yes. NAC is free from major allergens and artificial ingredients, making it a clean, vegetarian-friendly choice.


Why Buy from Melcon’s Pharmacy

Melcon’s Pharmacy provides high-quality, professional-grade supplements backed by science and service. We’re committed to offering products that meet rigorous standards for purity and potency—along with expert guidance you can trust.


Call to Action

Support your lungs, immune system, and detox pathways with NAC 500 mg. Order now from Melcon’s Pharmacy—your trusted source for wellness essentials.


Disclaimer:

This product is not intended to diagnose, treat, cure, or prevent any disease. Statements have not been evaluated by the FDA. Consult your healthcare provider before use.

View full details