Browse evidence-based analysis of health-related claims and assertions
Taking 3 grams of glycine before bed doesn't change how long it takes to reach REM sleep.
Taking 3 grams of glycine before bed doesn't change how much time people spend in different sleep stages (light sleep, deep sleep, REM sleep).
Taking 3 grams of glycine before bed makes people feel less sleepy at 10 AM the next day.
Taking 3 grams of glycine before bed helps people remember things better at noon the next day.
Taking 3 grams of glycine before bed helps people spend more time actually sleeping while in bed, rather than lying awake.
Taking 3 grams of glycine before bed helps people reach deep sleep faster, as measured by sleep monitoring equipment.
Taking 3 grams of glycine before bed helps people fall asleep faster, as measured by sleep monitoring equipment.
Taking 3 grams of glycine before bed makes people who have trouble sleeping feel more satisfied with their sleep.