Collagen yog cov protein uas muab cov ntaub so ntswg rau lub cev lawv cov qauv, toughness, rigidity, thiab kev ntxhib los mos. Nws muaj nyob rau hauv cov pob txha, pob txha mos, tendons, thiab tawv nqaij.
Cov zaub mov muaj protein ntau txhawb kev tsim collagen, suav nrog nqaij, ntses, qe, thiab mis nyuj. Collagen kuj xav tau cov as-ham xws li vitamin C (pom nyob rau hauv berries, nplooj ntsuab, thiab txiv lws suav) thiab zinc.