 supporting respiratory wellness, as well as promoting optimal kidney function. At Real Mushrooms, we understand that your pet's well-being is of utmost importance to you. That's why we've developed a line of premium functional mushroom supplements specifically formulated for dogs and cats, created by renowned holistic veterinarian, Dr. Rob Silver. Our supplements are made from only the highest quality mushrooms, carefully selected and sourced from organic farms and extracted for optimal potency.