From the Manufacturer’s Label:
Supports Healthy Immune System**
Maitake mushroom has been found to be one of nature's most potent and effective immune supporters. It contains a unique protein-bound Beta-1,3/1,6 glucan, D-fraction, which has been tested and found to be the strongest among many of the most powerful immune compounds. D-fraction may increase activity of these immune cells, and improve overall functioning on the immune system.**
Manufactured by Mushroom Wisdom
About Puritan’s Pride
For more than 40 years, Puritan's Pride has helped families achieve a lifestyle of wellness. Our vitamins and supplements are made with care from the highest quality ingredients. They are tested or inspected as many as 15 times throughout the manufacturing process. That's why you can shop with confidence. We take pride in our products and helping customers feel their best.
Contains No: Sugar, yeast, mold, corn, salt, wheat, soy artificial color, dairy foods, preservatives, or synthetic pesticides or fertilizers.