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correlational
neutral effect
Taking 3 grams of glycine before bed might work differently for sleep than common sleep medications like benzodiazepines, according to the study.
Scientific Claim
Ingestion of 3 grams of glycine before bedtime is associated with different effects on sleep quality compared to traditional hypnotic drugs such as benzodiazepines in individuals with chronic sleep dissatisfaction.
Source Excerpt
“Thus, a bolus ingestion of glycine before bedtime seems to produce subjective and objective improvement of the sleep quality in a different way than traditional hypnotic drugs such as benzodiazepines.”