You can give purées- fruits or spinach or cereal, those with high in iron. You can look into this website for more information: - https://www.babybonus.msf.gov.sg/parentingresources/web/Babies/BabiesNutrition/BabiesIntroducing_Solids/Babies_Introducing_Solids?_afrLoop=62579142018102060&_afrWindowMode=0&_afrWindowId=null#%40%3F_afrWindowId%3Dnull%26_afrLoop%3D62579142018102060%26_afrWindowMode%3D0%26_adf.ctrl-state%3D10kzuzcp3r_4 - https://babyfoode.com/blog/15-stage-one-baby-purees-that-actually-taste-delicious/