Sources

WebMD

Reviewed by Jennifer Robinson, MD

Alternative Medicine Review: “5-Hydroxytryptophan: A Clinically-Effective Serotonin Precursor.”
American Family Physician: “Valerian.”
Biochemistry Research International: “Modulatory Effects of Eschsholzia californica Alkanoids on Recombinant GABA-A Receptors.”
Chronobiology International: “An Olfactory Stimulus Modifies Nighttime Sleep in Young Men and Women.”
Current Psychiatry Reports: “Cannabis, Cannabinoids, and Sleep: A Review of the Literature.”
European Journal of Nutrition: “Effect of Tart Cherry Juice (Prunus cerasus) on Melatonin Levels and Enhanced Sleep Quality.”
Frontiers in Neurology: “Neuro-Modulating Effects of Honokiol: A Review.”
Human Psychopharmacology: “Stress-Induced Insomnia Treated with Kava and Valerian: Singly and in Combination.”

International Journal of Pharmaceutical Compounding: “The Magic of Magnesium.”
Johns Hopkins Medicine: “Melatonin for Sleep: Does it Work?” “Natural Sleep Aids: Home Remedies to Help You Sleep.”
Journal of Medicinal Food: “Effects of Tart Cherry Juice Beverage on the Sleep of Older Adults with Insomnia: A Pilot Study.
Journal of Research in Medical Sciences: “The Effect of Magnesium Supplementation on Primary Insomnia in the Elderly: A Double-Blind Placebo-Controlled Clinical Trial.”
Mayo Clinic: “Melatonin.”
Molecular Medicine Reports: “Chamomile: A Herbal Medicine With a Bright Future.”
National Center for Complementary and Integrative Health: “Chamomile,” “Melatonin: In Depth,” “Sleep Disorders: In Depth,” “Passionflower,” “St. John’s Wort.”
National Institutes of Health Office of Dietary Supplements: “Magnesium.”
National Sleep Foundation: “Debunking Sleep Myths: Are Natural Sleep Aids Safe?”
“Power (Down) Vitamins: Promote Better Sleep with Magnesium.”
Neuropsychopharmacology: “The Sleep-Promoting and Hypothermic Effects of Glycine are Mediated by NMDA Receptors in the Suprachiasmatic Nucleus.”
Phytotherapy Research: “A Double-Blind, Placebo-Controlled Investigation of the Effects of Passiflora Incarnata (Passionflower) Herbal Tea on Subjective Sleep Quality.”
Psychiatry and Clinical Neurosciences: “Oral Administration of Glycine Increases Extracellular Serotonin but Not Dopamine in the Prefrontal Cortex of Rats.”
Sleep: “Magnesium Therapy for Periodic Leg Movements-Related Insomnia and Restless Legs Syndrome: An Open-Pilot Study.”
University of California Berkeley Wellness: “Can Supplements Help You Sleep?”
World Health Organization: “Kava: A Review of Traditional and Recreational Beverage Consumption.”