When to take , before bed
When to take Glycine
Take glycine 30–60 minutes before bed, 3g dissolved in water. Clinical trials show it lowers core body temperature and improves subjective sleep quality. It is well-tolerated, inexpensive, and a useful first-line sleep aid before melatonin.
Best: before bedEmpty stomach
Glycine9:30 pm
00:00
scanning your day
Pinned to before bed, the best window for Glycine.
Why timing matters
Pre-sleep timing is the studied use; effects appear within 1 hour.
Morning vs. night
Before bed.
Why without food
Food is optional; absorbs fast in water.
Recommended schedule
30–60 min before bed
3g glycine in water or a small drink
Don't take with
- • Clozapine (may reduce its effect)
FAQ
How does it help sleep?
Glycine lowers core body temperature, a key sleep-onset signal, and acts at NMDA receptors involved in slow-wave sleep.
Taste?
Sweet, almost like sugar. Mixes well into water.
Daytime use?
Doses of 1g taken with meals show small reductions in fasting glucose; daytime use does not cause drowsiness.
Sources
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