89bio Inc is a United States-based clinical-stage biopharmaceutical company focused on the development and commercialization of therapies for the treatment of liver and cardio-metabolic diseases. Its product candidate, pegozafermin (previously BIO89-100), a specifically engineered glycoPEGylated analog of fibroblast growth factor 21 (FGF21), is currently being developed for the treatment of nonalcoholic steatohepatitis (NASH) and for the treatment of severe hypertriglyceridemia (SHTG).