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correlational
positive effect
Taking 3 grams of glycine before bed might help people remember things better during the day, according to memory tests.
Scientific Claim
Ingestion of 3 grams of glycine before bedtime is associated with improved performance on memory recognition tasks in individuals with chronic unsatisfactory sleep, as measured by cognitive tests.
Source Excerpt
“Effects on daytime sleepiness and daytime cognitive function were also evaluated. Glycine lessened daytime sleepiness and improved performance of memory recognition tasks.”