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Health Canada NHP

Natural sleep remedies Canada

Every supplement below is available in Canada as a regulated natural health product (NHP), with a Health Canada NPN required on the label. Each guide covers the mechanism, honest clinical evidence, dose, timing, drug interactions, and how to buy a verified Canadian product.

Health Canada NHP
Melatonin
Dose0.5–1 mg
Timing30–60 min before bed
OnsetSame night
Best forCircadian timing, jet lag, shift work, delayed sleep phase
⚠ Low
Full Melatonin Guide →
Health Canada NHP
Magnesium Glycinate
Dose200–400 mg elemental Mg
Timing30–60 min before bed
Onset2–4 weeks
Best forSleep quality, night awakenings, cortisol reduction
⚠ Low
Full Magnesium Guide →
Health Canada NHP
Valerian Root
Dose300–600 mg (0.8% valerenic acid)
Timing45–60 min before bed
Onset2–4 weeks
Best forAnxiety-driven sleep onset, mild insomnia
⚠ Moderate — do not combine with benzos or zopiclone
Full Valerian Guide →
Health Canada NHP
L-Theanine
Dose200–400 mg
Timing30–60 min before bed
OnsetSame night (alpha waves)
Best forPre-sleep anxiety, racing mind, hyperarousal
⚠ Low
Full L-Theanine Guide →
Health Canada NHP
5-HTP
Dose100–200 mg
Timing30–45 min before bed (dim light)
Onset1–2 weeks
Best forSleep difficulty linked to low serotonin, anxiety, low mood
⚠ HIGH — do not combine with SSRIs, SNRIs, MAOIs, tramadol
Full 5-HTP Guide →
Health Canada NHP
Ashwagandha (KSM-66)
Dose300–600 mg KSM-66
TimingNightly (some take morning + night)
Onset4–8 weeks
Best forChronic stress, elevated cortisol, HPA-axis dysregulation
⚠ Low — avoid in thyroid disorders; pregnancy contraindicated
Full Ashwagandha Guide →
Cannabis Act (Canada)
CBD
Dose25–75 mg CBD
Timing60–90 min before bed
Onset1–2 weeks
Best forAnxiety-driven sleep difficulty; pain-disrupted sleep
⚠ Moderate — CYP3A4/2C19 interactions; buy licensed only
Full CBD Guide →
Always verify the NPN: Before buying any supplement in Canada, confirm the NPN at health-products.canada.ca. The NPN confirms Health Canada has reviewed the product for safety, efficacy, and manufacturing quality.