Back to results

Natural Factors N-Acetyl L-Cysteine 500mg 90 Veggie Caps

Gluten Free
Soy Free
Preservatives Free
Sugar Free
Salt Free
Dairy Free
Made in Canada


Purchase directly from us and you'll receive

  • 14 Days Hassle-Free Return
  • Pay later option 0% Interest
  • FREE Shipping on orders $60+ across Canada
  • Loyalty Rewards
  • Over 26,000 Health & Wellness Products

Add to Wish List

N-Acetyl L-Cysteine

500 mg

Free Form Amino Acid

What do N-acetyl-L-cysteine and glutathione have in common? Both are a part of the body’s antioxidant defence system! While antioxidants like glutathione have many health benefits, when taken by themselves, they can be poorly absorbed. But did you know that N-acetyl-L-cysteine (also known as NAC) facilitates the body’s production of glutathione? Give your body the antioxidant support it needs with NAC!

  • Helps relieve symptoms of chronic bronchitis
  • Antioxidant for the maintenance of good health
  • Helps support immune function in adults over 65
  • Helps support immune function in people with chronic degenerative diseases
Read More

Medicinal Ingredients

Each Vegetarian Capsule Contains

N-acetyl-L-cysteine 500 mg

Non-Medicinal Ingredients

Rice powder, vegetarian capsule (carbohydrate gum [cellulose], purified water), vegetable grade magnesium stearate (lubricant).

Recommended Dose (Adults)

1 capsule 2–3 times daily or as directed by a health care practitioner.

As An Antioxidant (Adults)

1 capsule daily or as directed by a health care practitioner. Take with meals providing protein. Do not use beyond 24 weeks.

Recommended Use

N-acetyl-L-cysteine (NAC) is a highly stable form of cysteine and is a precursor in the body to the critical antioxidant glutathione.

It provides antioxidant support and is especially beneficial for active people, the elderly, and those exposed to polluted environments.

Antioxidant for the maintenance of good health. Helps reduce oxidative stress during exercise, support immune function, and relieve symptoms of chronic bronchitis.


Consult a health care practitioner prior to use if you are taking nitroglycerin or antibiotics. Do not use if you have acetylcysteine allergy, or if you are pregnant or breastfeeding. Consult a health care practitioner if you have cystinuria. Keep out of the reach of children.

Allergen Statement

Contains no artificial colours, preservatives, or sweeteners; no dairy, sugar, wheat, gluten, yeast, soy, corn, egg, fish, shellfish, salt, tree nuts, or GMOs.

Healthy Planet Canada wants to ensure the complete and total accuracy of the product images and information contained on our website. However, some manufacturing changes to packaging or ingredients may be pending updates on our website.

Some items may occasionally ship with alternate packaging (recently updated by the supplier or manufacturer). While in these cases, ingredients are usually the same and only the packaging has been updated, we always recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by Healthy Planet Canada.

Probiotics Disclaimer:

Probiotics are refrigerated in our warehouse to ensure quality and optimal potency. They are also shipped with a FREE ice pack. Although the product may not be cold when it arrives, this ice pack helps maintain a cooler temperature during transit. We recommend considering weekend/holiday delays when ordering (I.E. ordering on a weekday and not on Friday or Saturday, or during holidays