1. Subjective effects of glycine ingestion before bedtime on sleep quality

2. Glycine ingestion improves subjective sleep quality in human volunteers, correlating with polysomnographic changes

3. New therapeutic strategy for amino acid medicine: glycine improves the quality of sleep


1. Enhancement of pentobarbital-induced sleep by apigenin through chloride ion channel activation


1. Efficacy and safety of oral magnesium supplementation in the treatment of depression in the elderly with type 2 diabetes: a randomized, equivalent trial

2. Magnesium and depression

3. The effect of magnesium supplementation on primary insomnia in elderly: A double-blind placebo-controlled clinical trial

4. Association of Magnesium Intake With Sleep Duration and Sleep Quality: Findings From the CARDIA Study


1. Protective effect of l-theanine on chronic restraint stress-induced cognitive impairments in mice

2. The effects of L-theanine (Suntheanine®) on objective sleep quality in boys with attention deficit hyperactivity disorder (ADHD): a randomized, double-blind, placebo-controlled clinical trial

3. l-Theanine as a Functional Food Additive: Its Role in Disease Prevention and Health Promotion


1. Melatonin Natural Health Products and Supplements: Presence of Serotonin and Significant Variability of Melatonin Content

2. Melatonin: What You Need To Know

† These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.