Ihe ndị na-emebi emebi bụ ihe nwere ike imebi kpamkpam n'ime ogige molekụla dị ala site na microorganisms (dịka ọmụmaatụ, nje bacteria, fungi, na algae, wdg) n'okpuru ọnọdụ gburugburu ebe obibi nke kwesịrị ekwesị ma gosipụta ogologo oge.Ugbu a, a na-ekewakarị ha ụzọ anọ: polylactic acid (PLA), PBS, polylactic acid ester (PHA) na polylactic acid ester (PBAT).
PLA nwere biosafety, biodegradability, ezigbo akụrụngwa akụrụngwa yana nhazi dị mfe, a na-ejikwa ya na nkwakọ ngwaahịa, textile, ihe nkiri plastik ugbo na ụlọ ọrụ polymer biomedical.
Enwere ike iji PBS na ihe nkiri nkwakọba ihe, ihe tebụl, ihe nkwakọba ụfụfụ, karama eji eme ihe kwa ụbọchị, karama ọgwụ, ihe nkiri ugbo, ihe eji ewepụta ngwa ngwa na-ahapụ ọgwụ pesticide na ubi ndị ọzọ.
Enwere ike iji PHA na ngwaahịa ndị a na-atụfu ihe, uwe ịwa ahụ maka ngwaọrụ ahụike, nkwakọ ngwaahịa na akpa compost, suture ahụike, ngwaọrụ ndozi, bandeeji, agịga orthopedic, ihe nkiri mgbochi adhesion na stent.
PBAT nwere uru nke ịrụ ọrụ nke ọma na-eme fim na ịfụ ihe nkiri dị mma, a na-ejikwa ya n'ọhịa nke ihe nkiri nkwakọ ngwaahịa na ihe nkiri ugbo.