Ifu y'ibishishwa bivuga ifu ikozwe no kumenagura no gusya ibishishwa.95% by'ibiyigize ni calcium karubone, chitine, hamwe na acide nkeya ya amino na polysaccharide.Irashobora gukoreshwa nkibikoresho byo mu rwego rwo hejuru mu biribwa, kwisiga no gushariza imbere, kandi bikoreshwa mu bworozi n’inkoko.Kugaburira no kurya ibiryo bya calcium yinyongera, gutunganya imitako, desiccants, nibindi.