An daɗe ana amfani da shayi na chamomile don yaƙar cuta, amma sabbin shaidu daga Jami'ar Texas sun nuna cewa shayi na iya haɓaka rayuwar mata.
An samo wannan ƙarshe daga nazarin rayuwar tsofaffi maza da mata na Kudancin Amurka 1677 sama da shekaru 7. Yayin dubawa, an lura cewa shan giyar ya rage barazanar mutuwa tsakanin mata da kashi 29%. A lokaci guda, broth mai banmamaki ba shi da tasiri a kan mutuwar maza.
A shekara ta 2008, an gudanar da gwaje-gwaje masu nasara don tabbatar da cewa sanannen shuka zai iya taimakawa wajen kiyaye ciwon suga. Wani bincike da aka gudanar a cikin beraye ya nuna cewa suga na jini ya ragu da kwata bayan ya sha shayin chamomile na tsawon sati 3.