O le pauta atigi e faasino i le pauta e faia e ala i le olopalaina ma oloina atigi.95% o ana mea e aofia ai le calcium carbonate, chitin, ma sina vaega itiiti o amino acids ma polysaccharides.E mafai ona faʻaaogaina e avea ma mea maualuga mo meaʻai, mea teuteu ma teuteuga i totonu, ma faʻaaogaina i lafumanu ma moa.Mea'ai ma mea'ai puna calcium fa'aopoopo, fa'agasologa o mea teuteu, fa'amago, ma isi.