Glycine helps you sleep better without making you sleepy during the day

Original Title

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

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Summary

Taking glycine before bed helps people who have trouble sleeping feel more satisfied with their sleep and wake up less tired.

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Surprising Findings

Glycine improved sleep quality without altering sleep architecture

Most sleep medications work by changing how much time people spend in different sleep stages, but glycine improved sleep quality while keeping the natural sleep stage proportions unchanged.

Practical Takeaways

Take 3 grams of glycine powder dissolved in water about 30 minutes before bedtime if you have trouble falling asleep or staying asleep

medium confidence

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