Reishi Extract
Adaptogenic mushroom for stress reduction, immune support, and overall wellness.
Also known as: Ganoderma lucidum • Lingzhi
Overview
Reishi extract is derived from the Ganoderma lucidum mushroom, a fungus that has been a staple in Eastern medicine for centuries. Known as the 'mushroom of immortality,' Reishi is a powerful adaptogen that helps the body resist stressors of all kinds. It is prized for its immune-modulating, anti-inflammatory, and calming properties.
Key Benefits
Boosts Immune System
Contains polysaccharides and triterpenes that can enhance the activity of immune cells, helping to fight off infections and diseases.
Reduces Stress and Fatigue
As an adaptogen, Reishi helps to regulate the body's stress response, promoting a sense of calm and reducing fatigue.
Improves Sleep Quality
Has a calming effect on the nervous system, which can help to improve sleep duration and quality.
Supports Liver Health
The antioxidant properties of Reishi help to protect the liver from damage and support its detoxification functions.
Dosage & How to Take
The dosage of Reishi extract can vary widely depending on the form and concentration. It is best to follow the manufacturer's recommendations.
| Purpose | Dose | Notes |
|---|---|---|
| Immune Support | 1.5-5 grams daily | Can be taken in divided doses. |
| Stress and Sleep | 1-3 grams daily | Best taken in the evening. |
| General Wellness | 1-2 grams daily | A good maintenance dose. |
Best Time to Take
Can be taken throughout the day, but often recommended in the evening for its calming effects.
With or Without Food
Can be taken with or without food.
Forms & Bioavailability
| Form | Absorption | Best For | Notes |
|---|---|---|---|
| Standardized Extract Capsules | High | Convenience and accurate dosing. | Look for extracts standardized for triterpenes and polysaccharides. |
| Powdered Extract | High | Adding to beverages like tea or coffee. | Allows for flexible dosing. |
| Dried Mushroom Slices | Lower | Making teas and broths. | Requires a longer preparation time. |
Side Effects & Safety
Common
- Dizziness
- Dry mouth
- Itching
- Nausea
- Stomach upset
Rare
- Nosebleeds
- Bloody stools
- Liver toxicity (with long-term, high-dose use)
Contraindications
- Bleeding disorders
- Upcoming surgery
- Low blood pressure
- Pregnancy and breastfeeding.
Interactions
May increase the risk of bleeding.
May enhance the blood pressure-lowering effect.
May counteract the effects of immunosuppressive drugs.
Scientific Research
Ganoderma lucidum (Lingzhi or Reishi): A Medicinal Mushroom
A comprehensive review of the pharmacological and clinical effects of Reishi, highlighting its immunomodulatory and anti-cancer properties.
A preliminary study on the sleep-promoting effects of Ganoderma lucidum in rats
Reishi extract was found to increase total sleep time and non-rapid eye movement (NREM) sleep in rats.
Food Sources
Products With Reishi Extract
4 products in our database contain this ingredient
Frequently Asked Questions
Medical Disclaimer
This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.