Abstract Background Protothecosis is a rare infection in humans and animals caused by the achlorophyllic algae Prototheca species. More than half of the protothecosis cases are cutaneous infections. and most cases are observed in immunocompromised individuals. Case presentation We report a case of Prototheca wickerhamii infection in the mucosa of the pharynx in a 53-year-old immunocom... https://parisnaturalfoodes.shop/product-category/sunscreen-kids-spf-40/