Hello.
Include foods like eggs , milk, mango, guava, soft foods like khichdi , fresh curds, soups and porridges. These are easy to digest.
Please note, there are no instant ways to increase immunity- it is a gradual process and depends on various factors. However, eat healthy proteins and stay hydrated for faster recovery.
Next Steps
Consult on practo for further advice
Health Tips
Avoid taking any medication or supplement without expert advice or prescription