N-Acetyl-L-Cysteine (NAC)
Natural health product licensed in Canada
- Licence holder
- Wing Quon NHP Production Inc.
- NPN or DIN-HM
- 80074239
- Status
- Active licence
- Licence date
- 6 December 2016
- Revision date
- 19 April 2017
- Form
- Capsule
- Route of administration
- Orale
- Application type
- Officinale
If this product were sold in France
No point flagged by the rules we apply.
A daily quantity is calculated only for an explicit adult oral dosage, stated per day and in a solid unit matching the product form. Ambiguous units, liquids, powders and paediatric doses are not extrapolated. A quantity not calculated is not compared with dose limits. This analysis does not constitute authorisation for sale in France or an assessment of safety or efficacy.
Composition
| Medicinal ingredient and source | Per dosage unit, according to the source | Maximum per day, adult |
|---|---|---|
| N-Acétyl-L-cystéine Source : N-Acétyl-L-cystéine | 500 milligramme | Not calculated |
Non-medicinal ingredients
Stéarate de magnésium, Hypromellose, Cellulose microcristalline
Recommended doses in Canada
| Population | Age | Quantity per serving | Frequency |
|---|---|---|---|
| Adultes | Not specified | 1 Capsule | 1 Tous les jours |
Uses authorised in Canada
Increase levels of the antioxidant glutathione for the maintenance of good health.
A use authorised in Canada is not an authorised health claim in the European Union. See the health claims register.
Warnings in Canada
- Contre-indications
Do not use product during pregnancy and breastfeeding, or if you have cystinuria.
- Précautions et mises en garde
Consult a health care practitioner if you develop any new symptoms. If you are taking drugs/herbs/supplements, consult a health care practitioner prior to use. Discontinue use if you experience nausea, vomiting or diarrhea. Consult a heath care practitioner prior to use if you have chronic liver disease; or if you are taking nitrates for angina; or if you have a history of peptic ulcer disease. If you have kidney stones, consult a health care practitioner prior to use. If you are taking antibiotics, do not use this product. If you are taking nitroglycerin, do not use this product.
Source
Official Health Canada record, licence 80074239
Licensed Natural Health Products Database (LNHPD), Health Canada: licensed products, ingredients, doses, uses and risks, retrieved 27 October 2026.
Contains information licensed under the Open Government Licence – Canada (Health Canada, LNHPD)
Licence du gouvernement ouvert – Canada 2.0 (OGL-Canada 2.0)
The formula sold in Europe under the same name may differ. This information does not replace advice from a doctor or pharmacist.
List in the official revision dated (register: Licensed Natural Health Products Database (LNHPD), Health Canada: licensed products, ingredients, doses, uses and risks).
List recorded in 2017. Photograph the packaging to check whether it has changed. Photograph the packaging