Siffar baƙar fata ce da launin toka, kuma saman yana fashe sosai kuma yana da wuya sosai;ƙarshen gaban bututun naman gwari yana fashe, kuma ramin naman gwari yana zagaye, fari mai haske, sannan launin ruwan kasa mai duhu;naman naman gwari yana da launin rawaya mai haske. Tun daga karni na 16, an yi amfani da shi azaman magani don maganin cututtuka masu tsanani, ulcers, tarin fuka, da cututtuka na kwayar cuta a Rasha da Turai.Chaga yana da kyau sosai ga tsarin rigakafi, anti-virus anti-inflammatory.maganin hawan jini, hawan jini, ciwon daji.