Hypromellose (vegetable capsule), magnesium stearate (vegetable), silicon dioxide, lion's mane mushroom 10:1 extract (hericium erinaceus) (fruiting body), chaga mushroom 10:1 extract (fruiting body), maitake mushroom 4:1 extract (fruiting body), shiitake mushroom 4:1 extract (fruiting body), reishi mushroom (30% polysaccharides) (fruiting body).
Manufacturer likely did not include an allergen statement; however, please double-check the product packaging and/or contact the manufacturer if you have a severe food allergy.