why is cow milk packaged not to br given to infants instead of expensive formula? Kindly suggest affordable alternatives

A. Go For lactose in milk it is one of the most cheapest brand that you can go for cheapest will basically and healthy at the very same time she buffaloes milk is very heavy for a child to Who is cows milk in full cream packet milk and animal milk and also create allergy to the child which is why it is not recommended which is why it is said that you can go for formula milk