Shiitake Extract

Flavorful mushroom that supports cardiovascular health and immunity.

Also known as: Lentinula edodes • Black Forest Mushroom

other Names
Lentinula edodes, Black Forest Mushroom
primary Benefits
Cardiovascular support, immune modulation, anti-cancer properties, skin health
common Dose
1-3 grams of extract daily
best Form
Standardized extract capsules or powder
timing
With meals
safety Rating
Generally safe, but can cause skin rash in some individuals

Overview

Shiitake extract is derived from the Lentinula edodes mushroom, an edible mushroom native to East Asia. It is one of the most popular culinary mushrooms worldwide and has a long history of use in traditional medicine. Shiitake is a good source of B vitamins, minerals, and bioactive compounds like eritadenine and lentinan, which contribute to its health benefits.

Key Benefits

Supports Cardiovascular Health

Contains eritadenine, a compound that has been shown to help lower cholesterol levels and support healthy blood pressure.

Boosts Immune System

Lentinan, a polysaccharide in Shiitake, can enhance immune function by stimulating the activity of immune cells.

Possesses Anti-Cancer Properties

Studies suggest that lentinan may have anti-tumor effects and can improve the quality of life in cancer patients undergoing chemotherapy.

Promotes Skin Health

Rich in antioxidants and kojic acid, which can help to lighten skin, reduce the appearance of age spots, and protect against sun damage.

Dosage & How to Take

The dosage of Shiitake extract can vary depending on the form and concentration. It is typically taken with meals.

PurposeDoseNotes
Cardiovascular Health1-3 grams dailyCan be taken in divided doses.
Immune Support1-2 grams dailyA good maintenance dose.

Best Time to Take

With meals to aid absorption.

With or Without Food

Yes, it is recommended to take Shiitake with food.

Forms & Bioavailability

FormAbsorptionBest ForNotes
Standardized Extract CapsulesHighConvenience and accurate dosing.Look for extracts standardized for lentinan.
Powdered ExtractHighAdding to soups, stews, and other dishes.Offers a savory, umami flavor.
Dried MushroomsLowerCulinary use.Can be rehydrated and used in a variety of recipes.

Side Effects & Safety

Common

  • Digestive upset
  • Skin rash (shiitake dermatitis)

Rare

  • Increased sensitivity to sunlight

Contraindications

  • Mushroom allergies
  • Autoimmune diseases (use with caution)

Interactions

ImmunosuppressantsModerate

May counteract the effects of immunosuppressive drugs.

Blood thinnersMild

May have a mild blood-thinning effect.

Scientific Research

2015Journal of the American College of Nutrition

The effects of shiitake (Lentinus edodes) on human health: A literature review

A review of the health benefits of Shiitake, including its effects on the immune system, cardiovascular health, and cancer.

2014Dermatitis

Shiitake dermatitis: a review

A review of the causes, symptoms, and treatment of shiitake dermatitis, a skin rash that can occur after consuming raw or undercooked shiitake mushrooms.

Food Sources

Shiitake Mushroom (Lentinula edodes)

Products With Shiitake Extract

1 product in our database contains 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.