5-HTP
Natural health product licensed in Canada
- Licence holder
- Jamieson Laboratories Ltd./ Nutricorp International
- NPN or DIN-HM
- 80075547
- Status
- Active licence
- Licence date
- 9 February 2017
- Revision date
- 3 April 2018
- Form
- Comprimé
- 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 |
|---|---|---|
| L-5-hydroxytryptophane Source : New material | 100 mg | Not calculated |
Non-medicinal ingredients
Croscarmellose de sodium, Acide oléique, Acide stéarique, Hydroxyde d'ammonium, Triglycérides à chaîne moyenne, Stéarate de magnésium, Phosphate dicalcique, Silice, Hypromellose, Hydroxypropylcellulose, Cellulose, Sodium alginate
Recommended doses in Canada
| Population | Age | Quantity per serving | Frequency |
|---|---|---|---|
| Adultes | Not specified | 1 Comprimé | 3 Tous les jours |
Uses authorised in Canada
Helps to promote healthy mood balance. Used as a sleep aid. Helps to relieve symptoms of fibromyalgia. Helps to reduce the severity and duration of migraine headaches when taken as a prophylactic.
A use authorised in Canada is not an authorised health claim in the European Union. See the health claims register.
Warnings in Canada
- Effets indésirables connus
Exercise caution if operating heavy machinery, driving a motor vehicle or involved in activities requiring mental alertness. Some people may experience diarrhea, nausea, vomiting, abdominal pain, and drowsiness.
- Contre-indications
Do not use if you have scleroderma.
- Précautions et mises en garde
Consult a health care practitioner if symptoms persist or worsen or if sleeplessness persists continuously for more than 3 weeks (chronic insomnia). Consult a health care practitioner prior to use: if you are pregnant or breastfeeding; if you are taking carbidopa or drugs/supplements with serotonergic activity (including, but not limited to, L-tryptophan, S-adenosylmethionine (SAMe), St. John's wort, antidepressants, pain killers, over the counter cough and cold medication containing dextromethorphan, anti-nausea medication and anti-migraine medication. Discontinue use and consult a health care practitioner if you show signs of weakness, oral ulcers, or abdominal pain accompanied by severe muscle pain or if you experience skin changes.
Source
Official Health Canada record, licence 80075547
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 2018. Photograph the packaging to check whether it has changed. Photograph the packaging