Ayurveda home remedy for handling loss of appetite in children:
Mix [Juice of Ginger] and [Juice of Lemon] in equal proportion, say 10 ml each. Mix Sugar. Keep it closed in a glass vessel overnight. Next day morning, separate the clear portion of the liquid. This can be preserved for 2-3 days. 3-5 drops of this liquid mixed in [boiled-cooled water] may be consumed by the child. With regular consumption, appetite will increase.