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Natural Factors, N-Acetyl-L-Cysteine NAC Bonus Bottle, 600 mg, 180 VCaps - Natural Factors | Lifeplus Natural Health
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Natural Factors, N-Acetyl-L-Cysteine NAC Bonus Bottle, 600 mg, 180 VCaps

Size 180 vegetarian capsules UPC 627765080032
Best Before 07/2029
26 people have viewed this item in the last 7 days

About this item

• Supports antioxidant defense and immune health by supplying NAC, a key precursor to glutathione for oxidative stress reduction, tissue repair, and cellular detoxification.
• 600 mg per capsule of NAC—the most stable, highly absorbed form of cysteine—with a generous 180‑capsule supply for ongoing use.
• Clinically studied at 1200 mg daily to help support immune health and reduce the severity and frequency of influenza-like symptoms in adults 65+.
• Supports respiratory health and may help ease airway inflammation and mucus-related symptoms.

Suggested Use

Recommended adult dose: 1 capsule 2 times daily with meals or as directed by a health care practitioner.

Ingredients

Each vegetarian capsule contains:
N-Acetyl-L-Cysteine (NAC)
600 mg
Non-medical Ingredients: Microcrystalline cellulose, vegetarian capsule (carbohydrate gum [cellulose], purified water), croscarmellose sodium, vegetable grade magnesium stearate (lubricant).

Description

Natural Factors N-Acetyl-L-Cysteine (NAC) is a free form amino acid and a vital part of the body’s antioxidant defence system. It is needed for the production of glutathione, a key antioxidant involved in many physiological processes, such as fighting oxidative stress, maintaining a healthy immune system, repairing tissues, cellular detoxification, and supporting overall health. NAC supplementation has been clinically shown to increase the body’s antioxidant capacity and help reduce the severity and frequency of influenza-like symptoms in adults over 65. NAC is also the most stable and readily absorbed form of cysteine.

 

As a free form amino acid, cysteine is one step closer to producing glutathione than when it is consumed as part of a complete protein from food. Oral supplementation with NAC also increases glutathione levels more effectively than supplementing with glutathione itself. This is because glutathione breaks down in the gastrointestinal tract whereas NAC does not. It passes into the bloodstream intact.

 

The 1200 mg per day (600 mg 2 times per day) is supported by clinical research. This is an ideal nutritional supplement for adults who would like to improve their immune system health. NAC is an effective option for anyone with high levels of oxidative stress or depleted glutathione stores.

 

  • Scavenges free radicals and reduces oxidative stress
  • Replenishes depleted glutathione stores
  • Aids respiratory health
  • Reduces the frequency of flu-like symptoms in adults over 65

Frequently Asked Questions

What is Natural Factors, and is it a trustworthy supplement brand?

Natural Factors is a Canadian-owned supplement manufacturer founded in 1948 and headquartered in Coquitlam, British Columbia. One of North America's largest supplement makers, it operates over 1,000 acres of certified organic farmland in BC's Okanagan Valley and manufactures in-house at Health Canada-licensed, FDA-inspected facilities. Every product is third-party tested through ISURA for over 800 contaminants including pesticides and heavy metals. Natural Factors is also B Corp certified, meeting rigorous environmental and social standards.

What is Natural Factors and is it a reliable Canadian supplement brand?

Natural Factors is one of Canada's largest supplement manufacturers, founded in 1955 by Jack and Rona Katz in British Columbia and still 100% Canadian family-owned. The company controls every production stage from raw material sourcing to finished product. Its facility holds TGA certification from Australia's Therapeutic Goods Administration, one of the world's strictest supplement manufacturing standards. All products are ISURA certified — independently tested for 800+ contaminants including pesticides and heavy metals — and Natural Factors conducts four rounds of product testing, double the industry average of two.

What sets Natural Factors apart from other supplement brands?

Natural Factors' most distinctive quality is vertical integration: the company grows its own raw herbs on 1,000+ acres of certified organic farmland in BC's Okanagan Valley, then processes and manufactures in-house. Most supplement brands source raw materials from external suppliers with no direct agricultural control. Natural Factors also uses ISURA third-party testing, a Canadian standard that screens for over 800 contaminants, well beyond typical heavy-metal panels. B Corp certification further reflects a documented commitment to environmental and social accountability, not just a marketing claim.

What makes Natural Factors different from other Canadian supplement manufacturers?

Natural Factors holds TGA certification from Australia's Therapeutic Goods Administration — one of the world's most rigorous pharmaceutical manufacturing standards, rarely earned by Canadian brands and far exceeding most North American certification requirements. Its ISURA testing program screens every product for 800+ contaminants, and it conducts four rounds of quality testing per product versus the industry standard of two. The company also operates its own farm in the Okanagan Valley for select botanical ingredients — a level of vertical integration uncommon among supplement manufacturers — and has been family-owned for over 70 years.
The information provided above is for reference purposes only and has not been reviewed or approved by Health Canada. It does not constitute medical advice and should not replace consultation with a qualified healthcare professional.

Caution

This product is not intended to diagnose, treat, cure, or prevent any disease. If you are pregnant or breastfeeding, or have kidney stones, consult a health care practitioner prior to use. If you are taking antibiotics and/or nitroglycerin, do not use this product. Consult a health care practitioner if symptoms persist or worsen. Keep out of the reach of children.

Disclaimer

You should not use the information or services on this Site to diagnose or treat any health issues or for prescription of any medication or other treatment.


Always check the product label or packaging prior to using any product. If there are discrepancies, customers should follow the information provided on the product label or packaging.

Natural Factors, N-Acetyl-L-Cysteine NAC Bonus Bottle, 600 mg, 180 VCaps
Size 180 vegetarian capsules UPC 627765080032
Best Before 07/2029
26 people have viewed this item in the last 7 days
$29.99
Quantity
Not enough inventory in stock
Purchase limit exceeded

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