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Guinea Pig Grease Gland: What It Is and How to Clean It

Guinea pigs have a scent gland above the tail that can get greasy, especially in boars. Learn how to clean it gently and safely.

What the grease gland is

The grease gland sits at the base of the spine, where a tail would be. It produces oily scent secretions. Boars tend to have more active glands.

How to clean it

  • Rub a small amount of coconut oil or a degreasing agent recommended by your vet into the area.
  • Leave it for several minutes to loosen the grease.
  • Wash with a small amount of guinea pig safe shampoo and lukewarm water.
  • Rinse and dry thoroughly with a towel.

How often

Only when it becomes sticky or matted, often every few weeks for boars. Overcleaning can irritate the skin.

When to see a vet

Swelling, redness, a lump or a bad smell can mean infection or an abscess.

Sources

A little structure for everyday guinea pig care

Wheeky: Piggy Planner

  • Plan feeding, cage cleaning, and daily tasks
  • Track each guinea pig's weight and vet records
  • Keep food, bedding, and veterinary expenses together

Available on the App Store. Tracking supports your care routine, not veterinary diagnosis or treatment.

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