Mushrooms ·
Reishi mushroom benefits: calm, sleep and the 'mushroom of immortality'
The short answer
Reishi is a functional mushroom traditionally used to support calm and rest. It contains triterpenes and beta-glucans. Evidence in humans is limited and mostly small studies on fatigue and wellbeing, so it's best seen as a gentle evening ritual rather than a sedative.
What reishi is
Ganoderma lucidum is a glossy, red-brown shelf mushroom. In Chinese tradition it was called lingzhi and prized for longevity.
What people use it for
- Winding down: reishi is taken in the evening, often as tea or in gummies.
- Immune support: like other mushrooms, its beta-glucans interact with immune cells.
- Fatigue and wellbeing: a few small trials report improvements, though quality varies.
Dosage
Extracts are commonly taken at 1–1.5 g a day; whole dried mushroom in tea at higher amounts. Follow your product's label.
Who should be careful
Reishi may affect blood clotting and blood pressure. People on blood thinners or blood pressure medication, before surgery, or pregnant should avoid it unless a clinician agrees. Rare reports of liver issues exist with powdered forms.
Pair it with sleep-friendly minerals: see magnesium glycinate for sleep.
Questions
- Is reishi a sedative?
- No. It's associated with calm, but it doesn't act like a sleeping pill.
- When should I take reishi?
- Most people take it in the evening.
From the shop
This article is for general information and isn't medical advice. These statements have not been evaluated by the Food and Drug Administration. Products are not intended to diagnose, treat, cure or prevent any disease. Talk to a healthcare professional before starting a supplement, especially if you are pregnant, nursing or take medication.