Is perlite safe for cats?

Perlite is considered SAFE for cats. White perlite balls in potting soil are non-toxic volcanic glass. Not digestible but passes through GI tract. Not a cause for concern.

What are the symptoms if my cat eats perlite?

Symptoms may include: Indigestible but passes through.

What should I do if my cat eats perlite?

Perlite is generally safe for cats. No special action is needed, but always feed in moderation.