human food that cats cannot eat

When cats are part of the human family then they want to share everything humans do. They want to share their meal even if it is an okra curry or a pizza. But there are some human foods that cats cannot eat, and the pet parent cannot differentiate the food, and as a result, cats become sick. 

It is not prohibited to share your meal with your cat but it is also not recommended to share every single meal with your cats. Cats are the softest creatures with a weak digestive system. They cannot digest everything like humans do. Even if any disease attacks them, their immune system is also very weak compared to humans, and they cannot fight the disease. 

Here are some toxic and harmful human foods that cats cannot eat. 

Human Foods That Cats Cannot Eat

1- Alcohol

Cats are the most sensitive creatures. They cannot eat, drink, and inhale anything containing alcohol and its relatable things. Alcohol can harm a cat’s body, including its skin and digestive system, and cause;

  • Kidney Failure
  • Diarrhea
  • Dizziness
  • Vomiting

It is strictly prohibited to not feed your cat anything related to alcohol. If your cat accidentally drank or ate any alcohol-contained product, then you should immediately concern yourself with your vet. 


Cats cannot eat chocolate. Chocolates contain theobromine and caffeine which are extremely toxic for pets. Chocolates like dark, white, sugar-free, sweet mix, and milk chocolate are all dangerous for cats. The most harmful chocolate is cocoa powder, and the less dangerous chocolate is milky. 

If your cat once ingests chocolate, it may cause seizures, vomiting, increased thirst, and diarrhea. In case the situation becomes serious and worse, you should contact the vet immediately. 

Cat eating chocolate ice-cream

3- Coffee

Coffee is similar to chocolate, so its effects and causes are similar. The coffee contains methylxanthine caffeine, which is not recommended for cats. Cats are less similar about what they should eat or avoid. 

Sometimes, they lick random stuff from your kitchen shelf, which might be harmful and dangerous. They start showing affected symptoms like vomiting, diarrhea, excessive urination, and many others.

4- Citrus Fruits 

Fruits that contain citrus acids, like lemons and oranges, can be dangerous for cats. The vets do not recommend citrus fruits for cats as they can cause different levels of diseases and affect their lifespan. The most common effect of citrus fruits is an upset stomach. The stomach becomes upset immediately as the citric acid, or any fruit containing citric acid is ingested. Citrus fruits include;

  • Lemon
  • Limes
  • Grapefruit
  • Orange

These fruits must be avoided to keep your cat healthy and safe. 

Cat with lemon as citrus fruit

5- Dairy

Dairy products include cheeses and ice cream, the most toxic cat food. Cats are lactose intolerant and cannot eat anything containing lactose. Cheese, ice cream and other dairy products are high in lactose, which can easily disturb the digestive system of cats. 

Dairy is one of the human foods that cats cannot eat.

It may be fatal for cats to ingest any dairy product. However, you can use any alternative which is lactose-free for your cat. The alternatives of dairy products are one of the best solutions for your cat as they can enjoy dairy products at a safe rate. You can ask your vet for the perfect alternative. 

6- Grapes and Raisins

Grapes are the sweetest and sometimes the sour fruit. It is a rounded, green, juicy fruit which cats love. Pet cats love to help themselves by eating everything from the dining table or the kitchen floor. Grapes are typical in every household, but are they suitable for cats?

No, they are not suitable for cats. Grapes and raisins contain more potassium, iron and fibre, which can be toxic for cats. Although the reason for the prohibition of grapes and raisins is still unknown, they lead to kidney failure in cats. Cats need to go through the whole surgery process after ingesting grapes. 

Cat with grapes

7- Xylitol

Xylitol is a chemical found in my products. It is toxic for cats once it is consumed in high quantities. However, xylitol in sweeteners is poisonous and harmful to cats. It must not be included in a cat’s diet as it can cause lethargy and seizures in cats. 

Cats cannot determine whether food is good or bad for them. Pet parents must feed their cats with safe, healthy and fresh food so your pet grows healthy. 

8- Nuts

Nuts are specially made for humans. They are not perfect for cats, especially the macadamia nuts. It is toxic for cats, but the exact harmful mechanism of nuts for cats is still unknown. Nuts like almonds and walnuts are poisonous to the cat’s digestive system.

People Also Ask

Here are some relatable queries;

Are carrots toxic to cats?

Carrots are not toxic for cats. But here is something you should consider;

  • Cook the carrots properly
  • Cut it into small slices
  • Feed your cat in moderation

Carrots are nutritious for cats, and this juicy vegetable adds extra taste to your cat’s meal. Cats love to include extra sweet snacks in their meal. 

Can cats not eat anything?

Cats can eat anything but only some things. Not everything contains essential nutrients, and some contain junk items. This may be harmful for cats. However, treating your cats with something delicious and healthy would be best. Eating anything useless can cause diseases in cats. 

It includes;

  • Lethargy
  • Seizures
  • Kidney failure
  • Vomiting
  • Heart diseases
  • Diarrhea


In this generation, cats are considered lovely pets to be in homes, and as parents, they are responsible for taking good care of their nutritious diet. It is essential to differentiate between healthy and toxic food, as different fruits, vegetables, acids, chemicals, and meals are poisonous for cats. 

So, it is highly recommended that you avoid all of the human foods that cats cannot eat, keep your cat playful and joyful, and see him living a healthy life. 

By Anusha

6 thought on “8 Human Foods That Cats Cannot Eat”
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