What a Persian Kitten should eat changes across its life more than most owners expect. Portion size, not brand, is where most first-year problems start.
Planning for about 13 years
A Persian Kitten is with you for about 13 years. Budget and routine both need to survive that, including the last quarter of it when a small cat needs more veterinary attention than it did young.
Changing food
Phase any change over a week. An abrupt switch upsets the gut and tells you nothing about whether the new food suits a small cat.
Kitten to adult
Kittens need kitten food and several small meals a day. For an adult Persian Kitten, measured meals rather than a full bowl.
Water matters more than owners think
Many cats drink too little, which shows up years later as kidney trouble. Water away from the food, refreshed daily, in a wide bowl. Never cow's milk.
Balancing quiet against sweet
Breeds described as both quiet and sweet need the two managed together rather than separately. With a small cat that usually means a predictable routine first and training second - the routine is what makes the training stick.
Storage in an Indian climate
Humidity spoils dry food faster than the printed date suggests. Smaller quantities through the monsoon, sealed, and look at it before it goes in the bowl.
A breed from Global / Various, living in India
The Persian Kitten was developed in Global / Various. The part that travels badly is rarely temperament - it is the coat and the tolerance for heat. Plan the year around that and most of the rest follows.