Ultra Reishi
People mainly take Ultra Reishi for sleep, anxiety. Based on 6 first-hand reports and 0 meta-analyses & systematic reviews in the medical literature. Ranked #1775 of 4,149 overall.
Of reports that state an outcome, 50% are positive.
What Ultra Reishi does, according to users
Of the people who reported each effect, the share who said it got better.
What the research says
Systematic reviews and meta-analyses from PubMed, with their published conclusions.
No randomized controlled trials in humans found on PubMed. The grade measures how much human research exists — read the conclusions below for what it found.
Dosage people report
As stated by users — not a recommendation. Follow the label or your doctor.
Reported side effects
How often each side effect came up across all reports.
What users say
First-hand experiences, quoted verbatim. We show one positive and one negative where both exist.
“Ultra Reishi - easier to fall asleep, sleep all night. Wake up a bit drowsy if I take full dose”
“A combination of ultra-reishi 9%GA and ksm-ashwagandha has been serving me well lately.”
Top discussions (5)
- SLEEP, and how different ND products have affected yours? ↗
- What is everyone getting for the black friday sale? ↗
- Supplement for falling asleep faster ↗
- 💊 Euphoria “Social Stack” Recommendations 💊 ↗
- What are some nootropics that help to keep you calm and relaxed throughout the day without making you feel tired or drowsy? ↗
Other options for sleep
User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 3, 2026. How we rate