Shelter's Choice Milk Replacer for kittens and cats is ideal milk for abandoned kittens or kittens in a shelter that are needing a nutritional boost. Mother's milk is always best when possible. However, nursing isn't always an option for kittens. That's why this kitten milk replacer provides complete nutrition and promotes a healthy stomach, while minimizing the potential for diarrhea. What is the Best Milk for Orphaned Kittens? The best milk for orphaned kittens is one that promotes a healthy GI tract and provides immune support to support overall health and helps naturally boost the immune system. This kitten formula can also be used as a nutritional supplement for pregnant, lactating or convalescing adult cats. Comes as an easy to mix kitten milk replacer powder, just add water! Made in the USA.