C-peptide, wanda kuma aka sani da haɗin peptide, shine amino acid mai mahimmanci a cikin samar da insulin. Ana fitar da shi ta hanyar pancreas tare da insulin kuma yana aiki azaman maɓalli don tantance aikin pancreatic. Yayin da insulin ke daidaita matakan sukari na jini, C-peptide yana taka rawa daban kuma yana da mahimmanci don fahimtar yanayin kiwon lafiya daban-daban, musamman ciwon sukari. Ta hanyar auna matakan C-peptide, masu ba da kiwon lafiya na iya bambanta tsakanin nau'in 1 da nau'in ciwon sukari na 2, jagorar shawarwarin jiyya, da kuma lura da tasirin jiyya.

Auna matakan C-peptide yana da mahimmanci a cikin bincike da sarrafa ciwon sukari. Mutanen da ke da nau'in ciwon sukari na 1 yawanci suna da ƙananan matakan insulin da C-peptide da ba za a iya gano su ba saboda harin da tsarin garkuwar jiki ke kaiwa ga ƙwayoyin beta masu samar da insulin. A gefe guda, mutanen da ke da nau'in ciwon sukari na 2 na iya samun al'ada ko haɓaka matakan C-peptide saboda jikinsu yana samar da insulin amma yana da juriya ga tasirinsa. Kula da matakan C-peptide a cikin marasa lafiya, kamar waɗanda ke jure wa tsibiran ƙwayoyin tsibiri, na iya ba da haske mai mahimmanci game da nasarar hanyoyin kiwon lafiya.

Nazarin kuma sun bincika yuwuwar tasirin kariya na C-peptide akan kyallen takarda daban-daban. Wasu bincike sun nuna cewa C-peptide na iya mallakar kayan anti-mai kumburi wanda zai iya taimakawa rage matsalolin da ke hade da ciwon sukari, kamar lalacewar jijiyoyi da koda. Ko da yake C-peptide kanta ba ta tasiri kai tsaye matakan glucose na jini, yana aiki azaman mai ƙima mai mahimmanci don sarrafa ciwon sukari da daidaita tsare-tsaren jiyya ga bukatun mutum. Idan kuna son zurfafa zurfin fahimtar ciwon sukari, ci gabalabaran kasuwancidangane da kiwon lafiya da ci gaban kiwon lafiya na iya ba da fa'ida mai mahimmanci ga ƙwararru da marasa lafiya.