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L-5-Hydroxytryptophan

344licensed products
1 monograph
Capsule, Tablet, Tablet, Delayed Release +2

Health Canada Monographs

1

Approved Health Claims

5
  • Helps (to) promote healthy mood balance
  • Helps (to) reduce the severity and duration of migraine headaches when taken as a preventative (prophylactic)
  • Helps (to) relieve sleep disturbances associated with mood imbalance
  • Helps (to) relieve symptoms of fibromyalgia
  • To be used with a program of reduced intake of dietary calories and increased physical activity (if possible) to help in weight management by reducing carbohydrate cravings

Conditions Requiring Product Details

4

These official statements are conditional. They are not presented as approved for L-5-Hydroxytryptophan until the product’s ingredients, dose, or claim context proves that they apply.

Caution to verifyAsk a health care practitioner/health care provider/health care professional/doctor/physician before use if you are breastfeeding5-HTP · Weight management
Caution to verifyAsk a health care practitioner/health care provider/health care professional/doctor/physician before use if you are pregnant or breastfeeding5-HTP · All uses (excluding weight management)
Caution to verifyAsk a health care practitioner/health care provider/health care professional/doctor/physician before use if you have a psychological disorder such as anxiety or depression5-HTP · Healthy mood balance; Fibromyalgia symptoms
Caution to verifyDo not use if you are pregnant5-HTP · Weight management

Approved Dose Ranges

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PopulationDose RangeFrequency
Adults 18 years and older
Fibromyalgia symptoms
300–400 milligramsper day
Adults 18 years and older
Healthy mood balance
150–300 milligramsper day
Adults 18 years and older
Migraine prophylaxis
200–600 milligramsper day
Adults 18 years and older
Sleep disturbances
100–200 milligramsper day
Adults 18 years and older
Weight management
750–900 milligramsper day

Cautions & Contraindications

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adverse_reactionStop use and ask a health care practitioner/health care provider/health care professional/doctor/physician if you experience skin hardening, pain or stiffness of muscles or joints, tremors, agitation/confusion, or an increased heart rate
adverse_reactionWhen using this product you may experience gastrointestinal discomfort/disturbances
cautionAsk a health care practitioner/health care provider/health care professional/doctor/physician before use if you are taking carbidopa or health products with serotonergic activity such as mood balance supplements, cough medication containing dextromethorphan, pain killers or medications for nausea or migraineApplies to: All uses
cautionAsk a health care practitioner/health care provider/health care professional/doctor/physician if symptoms persist or worsenApplies to: All uses
cautionWhen using this product exercise caution while driving or using machinery, as you may experience drowsinessApplies to: All uses
contraindicationDo not use if you are taking antidepressantsApplies to: All uses
contraindicationDo not use if you have sclerodermaApplies to: All uses

Alternative Names

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Escherichia coli(common)L-5-HTP(common)L-5-Hydroxytryptophan(common)Saccharomyces cerevisiae(common)5-Hydroxy-L-tryptophanL-5-HTP 1L-5-Hydroxytryptophan

Common Quantities in Licensed Products

10
100 mg154 licensed products
50 mg96 licensed products
100 milligrams50 licensed products
15 mg33 licensed products
25 mg29 licensed products
50 milligrams28 licensed products
15 milligrams18 licensed products
25 milligrams18 licensed products
10 mg15 licensed products
75 mg15 licensed products

Check your L-5-Hydroxytryptophan product's compliance

Validate your formulation against Health Canada monographs and 344 licensed products containing L-5-Hydroxytryptophan.

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