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6 published guidesBrowse the complete library

Illustrated sleep and recovery guide with nightly health signals

Sleep & Recovery

Published guides

Sleep & Recovery

6 results

In-depth guideSupplementsL-Theanine: Sleep, Focus, Dose Evidence & SafetySee what L-theanine trials show for sleep, attention and stress, why caffeine changes the evidence, studied doses, safety limits and product checks.Updated Aug 29, 202616 minute read

In-depth guideSupplementsMelatonin: Dose, Timing, Sleep, Jet Lag & Safety | LongevityMateEvidence-based melatonin guide covering dose and timing, insomnia, jet lag, delayed sleep phase, children, long-term safety, interactions and product quality.Updated Aug 10, 202639 minute read

In-depth guideSupplements5-HTP: Mood, Sleep Evidence & SafetySee what 5-HTP research actually shows for mood and sleep, why no universal dose is established, and which medicine interactions need caution.Updated Sep 2, 202614 minute read

In-depth guideSupplementsCaffeine: Benefits, Dose, Sleep, Side Effects & SafetyEvidence-based caffeine guide covering alertness, exercise, food and supplement sources, sleep timing, side effects, withdrawal, pregnancy and safe-use limits.Updated Aug 27, 202616 minute read

In-depth guideSupplementsAshwagandha: Benefits, Doses Studied, Risks & SafetyEvidence-based ashwagandha guide covering stress and sleep findings, studied doses, product differences, side effects, liver risk and interactions.Updated Aug 27, 202615 minute read

In-depth guideSupplementsGlycine: Sleep Evidence, Dose & SafetySee what human glycine research shows for sleep and healthy aging, why 3 g is a studied amount—not a universal dose—and how to read evidence and product labels.Updated Aug 30, 202616 minute read

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