🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

Label Data

2 Veg Capsule(s) Serving Size
50 Servings
Botanical Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

📊 Market median: 340.0mg (243 products) 📚 3 studies — no high-quality reviews
This product: 90mg
📊 Market median: 340.0mg (243 products) 📚 3 studies — no high-quality reviews
This product: 300mg
Shiitake Mushroom extract powder
150 mg

Other Ingredients

Rice Flour Hypromellose Ascorbyl Palmitate Silicon Dioxide

Label Claims — Verification

All Other
Structure/Function
All Other (98% of products) Structure/Function (86% of products) Nutrient (9% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) Kosher Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested Usage: Take 2 capsules twice daily with food.

⚠️ Warnings & Precautions

Caution: For adults only.

Consult physician if pregnant/nursing, taking medication, or have a medical condition.

Keep out of reach of children.

Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

🧪 Formulation Notes

NOW Rei-Shi Mushrooms is a blend of Reishi (also known as Ling Zhi) and Shiitake Mushrooms. Reishi and Shiitake are both well known in Chinese herbalism and have been used to promote health and wellness for centuries. In more recent years, researchers have identified key bioactive polysaccharides that may contribute to the health supporting properties of these two super mushrooms.

Natural color variation may occur in this product.

Super Mushrooms Reishi/Shiitake Blend

Vegetarian/Vegan

Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients.

Made and quality tested in the USA with globally sourced ingredients.

Triangle K (Kosher)

Non-GMO

Additional Information

Botanicals/Herbs Family owned since 1968.

Store in a cool, dry place after opening.

GMP Quality Assured Triangle K (Kosher)

Product Details

UPC / SKU 7 33739 04733 5
DSLD Entry Date 2024-07-25
Product Type Botanical
Form Capsule
Brand NOW
DSLD ID 314018
Data Updated 2026-04-11

Research Evidence

6 Research Sources
60 Avg Quality Score
3 Meta Analysis
3 Rct
B Ganoderma lucidum mushroom for the treatment of cardiovascular risk factors
Meta Analysis The Cochrane database of systematic reviews 2015
B Ganoderma lucidum (Reishi mushroom) for cancer treatment
Meta Analysis The Cochrane database of systematic reviews 2016
B Ganoderma lucidum (Reishi mushroom) for cancer treatment
Meta Analysis The Cochrane database of systematic reviews 2012
C Dynamic biomarkers indicate the immunological benefits provided by Ganoderma spore powder in post-operative breast and lung cancer patients
Rct Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico 2021
C Efficacy of Lingzhi or Reishi Medicinal Mushroom Ganoderma lucidum (Agaricomycetes) Supplementation on Psychological Stress and Selective Fitness Profile Parameters in Female College Students in West Bengal, India
Rct International journal of medicinal mushrooms 2024
C Preliminary Efficacy and Safety of Reishi & Privet Formula on Quality of Life Among Non-Small Cell Lung Cancer Patients Undergoing Chemotherapy: A Randomized Placebo-Controlled Trial
Rct Integrative cancer therapies 2020
View all evidence for Reishi →

Compare Similar Products

View all Reishi products →