I-Collagen yiprotheyini enika izicubu zomzimba ukwakheka kwazo, ukuqina, ukuqina, kunye nokwakheka. Ifumaneka kumathambo, intlala, imisipha kunye nolusu.
Ukutya okuneprotheyini ephezulu kukhulisa ukuveliswa kwe-collagen, kubandakanya inyama, intlanzi, amaqanda kunye nobisi. I-Collagen ikwadinga izondlo ezifana ne-vitamin C (efumaneka kumaqunube, amagqabi aluhlaza, kunye neetumato) kunye ne-zinc.