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Dandruff in dogs: where does it come from?

White flakes can reflect dry skin, grooming, nutrition, parasites or illness. Persistent dandruff and other skin changes need a closer look.

Dandruff in dogs: where does it come from?

When white crumbs suddenly appear in the fur

Many dog owners suddenly discover small white scales in their dog's fur while stroking or brushing. This often seems harmless at first. In fact, dandruff can have a variety of causes - from dry skin to parasites or health problems.

Dandruff is not always a cause for concern. However, if dandruff occurs permanently or increasingly, it is worth taking a closer look.

What is dandruff?

The skin is constantly renewing itself.

Old skin cells die and are replaced by new ones. Normally this process happens unnoticed.

However, if the skin's balance gets out of sync, dead skin cells can become visible.

Then the typical white scales appear in the fur.

Dry skin is a common cause

One of the most common causes of dandruff is dry skin.

This can be promoted by:

Many dog owners notice increased dandruff, especially in winter.

  • dry heating air
  • cold winter months
  • frequent bathing
  • unsuitable care products
  • intense sunlight

The skin needs the right nutrients

The skin is the largest organ in the body and requires an adequate supply of nutrients.

In the long term, an unbalanced diet can also affect:

These changes may become visible over time.

Skin and fur in particular often react early to changes in the body.

  • skin
  • fur
  • Skin barrier

Omega-3 fatty acids and the skin

Omega-3 fatty acids are often mentioned in connection with skin and fur.

Among other things, they play a role in:

If the skin lacks the necessary support, this can be noticeable, among other things, in dry skin and dandruff.

  • the skin barrier
  • skin health
  • a shiny coat

Don't forget parasites

Dandruff can also be caused by parasites.

These include, for example:

Look for the following additional signs:

Parasite infestation should be ruled out.

  • Fleas
  • Mites
  • Biting lice
  • itching
  • Scratching
  • Loss of fur
  • Skin redness

Allergies as a possible trigger

Allergies can also cause skin problems.

Typical signs can be:

The skin is often one of the first organs to react to allergies.

  • Dandruff
  • itching
  • Skin inflammations
  • Paw licking
  • Ear problems

Incorrect or excessive grooming

Many people mean well and bathe their dogs regularly.

But bathing too often can:

Unsuitable shampoos can also put additional strain on the skin.

  • disrupt the natural skin barrier
  • dry out the skin
  • Promote dandruff

Stress can affect the skin

The skin and nervous system are more closely connected than many people think.

In some dogs, strain or stress can show up through:

These changes can be worth noting.

  • Coat changes
  • increased shedding
  • Flaking

When should you see a vet?

A visit to the vet is particularly useful if:

Especially if additional symptoms occur, the cause should be clarified.

  • the dandruff suddenly appears
  • there is severe itching
  • bald spots appear
  • the skin is red
  • unpleasant smells occur
  • the dog constantly scratches itself

Dandruff is often just the visible symptom

Many skin problems do not start directly on the skin.

Dandruff can just be an external sign of a deeper problem.

That's why it's important to look not just at the dandruff itself, but at the dog as a whole.

Conclusion

Dandruff in dogs can have many causes. Dry skin, care, diet or environmental factors often play a role. But parasites, allergies or other health problems can also be behind it.

If dandruff occurs permanently or other symptoms occur, the cause should be clarified by a vet.

The skin is often a mirror of what is happening in the body - and therefore deserves special attention.

PET42 Editorial Team

About the author

The PET42 editorial team combines nutritional knowledge, practical experience and current research to provide understandable feeding recommendations for dogs.

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