Uses.Quercus infectoria can be as a thickener in stews or mixed with cereals for making bread. Also known as in Indian traditional medicine, manjakani has been as dental powder and in the treatment of toothache and gingivitis.Mahajan Fal is formed on the leaves of the Oaktree and is known as oak galls. There are generally two types of Mahajan Falwhite gall Majuphala and green gall Mahajan Fal.