Umwijima ni urugingo rukomeye rwumubiri wumuntu. Ifite uruhare muri metabolism, hematopoiesis, coagulation no kwangiza. Iyo habaye ikibazo cyumwijima, bizatera urukurikirane rwingaruka zikomeye. Ariko, mubuzima busanzwe, abantu benshi ntibitaye kurinda umwijima. Kunywa itabi, kurara, kunywa, umubyibuho ukabije no kwanduza imiti bizongera umutwaro ku mwijima.
Ifu y'amata ni ubwoko bwa Compositae. Imbuto zacyo zikungahayebioflavonoids silymarin , nikintu gikomeye cyingenzi mumata y'ifu. Silymarin irashobora guhagarika ururenda, igatera intungamubiri za poroteyine, kandi ikihutisha kuvugurura no gukira kw'umwijima wangiritse. Muri icyo gihe, silymarin nayo ni antioxydants ikomeye, ishobora gukuraho ibyangiritse byatewe na radicals yubusa na lipide peroxidation. Byongeye kandi, silymarin irashobora kandi guteza imbere synthesis ya glutathione, kwihutisha reaction yo kwangiza no kongera ubushobozi bwo kwangiza umubiri wumuntu.

Byongeye,silymarin irashobora gufasha kugenzura urugero rwisukari rwamaraso, kugabanya cholesterol mumaraso no gufasha kunoza ibibazo bimwe byuruhu. Kubera inyungu zikomeye zubuzima bwamata yamata, nayo yabaye ibicuruzwa byiza bishyushye byo kugaburira no kurinda umwijima. Mubicuruzwa byose nkibi, pipingrock pinuo amata ya thistle ikuramo capsule itoneshwa nabaguzi nibyiza byayo nibirimo byinshi.
Ubushakashatsi bwerekanye ko ifu y’amata idashobora kurinda umwijima gusa, ahubwo inagabanya urugero rwa cholesterol, igabanya urugero rwa glucose yamaraso, kugabanya kwangirika kw ingirabuzimafatizo no kunoza ibibazo bitandukanye byuruhu.