Mankhwalawa ali olemera mucopolysaccharides.Poyerekeza ndi ma macromolecular collagen ena, nkhuku ya collagen type ii ndiyosavuta kuti thupi la munthu ligayike, kuyamwa ndi kugwiritsira ntchito, ndipo limathandizira kukulitsa mafupa ndikuwongolera kufooketsa mafupa.