BIXBI SKIN AND COAT is an adjunctive remedy made to fight free radicals and help animals achieve a soft, silky, shiny and healthy coat. Made with USDA organic mushrooms, grown in the USA. Mushrooms used in our formulas have been shown to stabilize immune response through powerful anti-oxidants like L-ergothioneine. BIXBI supplements are scientifically formulated to provide the best in wellness for your pets.