Do Scratching Posts Help With Claw Health? What the Science Says

Yes, scratching posts genuinely help claw health. Scratching lets a cat shed the worn outer husk of each claw, exposing the sharp new layer underneath, while also stretching the paws and keeping the claw-extension muscles working. Without a suitable surface, claws can overgrow and the natural maintenance simply doesn't happen.

It's easy to assume scratching is just bad behaviour aimed at your sofa, but it's actually one of the most important things a cat does for its own body.

How scratching keeps claws healthy

A cat's claws grow in layers, a bit like an onion. As a claw grows, the outer sheath becomes worn and dull. Scratching against a firm surface catches and peels away that old husk, revealing a fresh, sharp claw beneath. You'll sometimes find these shed crescent-shaped husks near a well-used post, which is a sign it's doing its job.

Without regular scratching, that shedding slows down. Claws can become thick, overgrown and, in older or less active cats, even curl round into the paw pad, which is painful and can lead to infection.

More than just claw upkeep

Scratching does several jobs at once, which is why cats are so driven to do it:

• Stretching. A good vertical scratch lets a cat extend its spine, shoulders and forelimbs, a proper full-body stretch.
• Muscle and tendon health. The act of extending and retracting the claws keeps those mechanisms working properly.
• Scent and visual marking. Cats have scent glands in their paws, so scratching leaves both a smell and a visible mark that says "this is mine".
• Stress relief. Scratching is a self-soothing behaviour, which is why stressed or excited cats often do it.

For the full picture on the instincts behind it, our guide on why cats scratch and the real reasons behind the behaviour goes deeper.

What makes a post good for claw health

Not every post does the job well. For genuine claw maintenance you want:

• Height. A vertical post tall enough for your cat to stretch right out, ideally well over the length of its body.
• Stability. It must not wobble. A post that tips mid-scratch teaches a cat to avoid it and go back to the sofa.
• The right texture. Sisal rope and natural materials give the firm resistance that catches and sheds the old claw husk effectively.

Our cat scratching posts are built around exactly these features. If your cat prefers to scratch lying down or flat-out, cardboard cat scratchers offer a horizontal surface that many cats love, and they're inexpensive to replace as they wear. Browse the full cat trees and scratchers range to find a height and orientation that suits.

Posts versus claw trimming

A scratching post supports natural claw maintenance, but it doesn't replace trimming entirely, especially for indoor cats, kittens or seniors whose claws may still need an occasional clip. Think of the post as the everyday upkeep and the trim as the occasional tidy-up. The two work together rather than one cancelling out the other.

The verdict

Scratching posts absolutely support claw health: they let your cat shed worn claw sheaths, stretch fully and keep the whole claw mechanism working, while also meeting deep behavioural needs. Give your cat a tall, stable, well-textured post (or a sturdy cardboard scratcher) and you're looking after both its claws and its happiness in one go.