Ibiribwa bikungahaye kuri poroteyine, karubone ndetse nintungamubiri zamavuta, hifashishijwe ibikorwa byumubiri, imiti n’ibinyabuzima, bizatakaza ibara ryumwimerere, impumuro nziza, uburyohe, imiterere no kubora, muri byo uruhare rw’ibinyabuzima byangiza bikaba intandaro yo kwangirika kwangirika no kwangirika.