Okuqukethwe kwamafutha esifuba senkukhu kuphansi, okungalawula kahle ukudla kwamakati.
Isifuba senkukhu esomisiwe esiqandisiweyinyama eluhlaza, etuswa amakati anesisu esibi.Inyama eluhlaza kulula ukuyihlafuna nokugaya, futhi inomsoco ophezulu kakhulu, onganciphisa ukudla kwamakati futhi wenze umsebenzi wamathumbu wamakati ube lula.Isifuba senkukhu esomisiwe esiqandisiwe sicebile ngamaprotheni, ama-amino acid, uvithamini A nezinye izakhamzimba, ezingasiza amakati engeze imisoco edingwa umzimba.Ngesikhathi esifanayo, ingashukumisa umuzwa wekati wokunambitha, yenze isimo sekati sijabule, futhi ikhuthaze ukudla.