Can cats eat mayonnaise?

Over 70% oil — don't start a licking habit. Mayo is oil, yolk, vinegar and salt — essentially a fat sauce. Dressings often add garlic or onion.

Don't.

Why

Mayo is oil, yolk, vinegar and salt — essentially a fat sauce. Dressings often add garlic or onion.

Kidney disease Avoid No specific data — follow the overall verdict.
Diabetes Avoid Low in carbohydrate. Carbs 1% of calories
Heart disease (HCM) Avoid Low in salt. Sodium 1,066 mg/1000kcal
Urinary stones Avoid No specific stone concern known — water intake matters more.

Source: Korea MFDS Food Nutrient Database — 마요네즈

SourcesReviewed 2026-10-24