When Do Kittens Lose Their Milk Teeth. By the time a kitten hits about 6 months old she usually has all 30 of her adult teeth. Cats begin losing their baby teeth at around 12 weeks or 3 months.

Their kitten teeth also referred to as primary milk or deciduous teeth and then their permanent or adult teeth. By the time they are six months old their baby teeth will have been replaced with their adult ones. Kittens are born without teeth but within the first two to three weeks the deciduous teeth also known as milk teeth baby teeth or primary teeth erupt.
Kittens need to grow twenty six milk or baby teeth and these will begin to erupt when they are around two weeks old.
By the time the average kitten reaches 6 7 months of age all 30 adult teeth will have erupted. Cats begin losing their baby teeth at around 12 weeks or 3 months. As with most mammals in the animal kingdom kittens are born toothless while their diet is mom s milk or a tasty bottle of formula. At around 4 weeks of age the canine teeth fangs have emerged and by 6 weeks of age the premolars have emerged.