Hi, First of all get the blood sugar levels checked. If your mother is already taking medications for control of blood sugar, please have her monitored for the same. Avoid fruits like bananas, mangoes, chickoos, jams, jaggery, chocolates.
consult a dietitian to have a diet plan
chalked out according to her individual requirements.
Homoepathic remedies like Syzigium Jambolanum 20 drops in 50 ml water twice daily, Gemna sylvester are helpful to control blood sugar. However proper case taking is required for individualisation and prescribing correct remedy.