About the Mushrooms

The mushrooms used in the production of Opus Mushroom Supplements are all grown, or wild harvested in bio-certified environments or grow rooms. Then they are tested in bio-certified laboratory, for allergens, nutrients, pesticides, mycotoxins and other relevant (un)desirable substances.




Click on the mushroom of which you would like to read the laboratory report:



Lion's Mane


Turkey Tail

Cordyceps Militaris


Do you want to test our mushrooms? Buy our sample kit!