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27 Best and Worst Foods for Cats That Every Owner Should Know

27 Best and Worst Foods for Cats That Every Owner Should Know

Some foods can keep your cat healthy and happy. Others? They can cause serious harm.

You might think a little nibble of your dinner is harmless, but certain ingredients can be toxic to felines. Even some foods labeled as “cat-friendly” might not be the best choice for your furry friend.

From protein-packed meats to surprisingly dangerous snacks, knowing what’s safe and what’s risky is a game-changer. The wrong bite could lead to upset stomachs—or worse.

Let’s break down the best and worst foods for cats, so you can keep your pet’s diet on track and avoid a trip to the vet.

Cooked Chicken

Cooked Chicken
© Thunder Mountain Line

Cooked chicken is a favorite among many cats, providing lean protein that supports muscle development. Cats are obligate carnivores, meaning their diet relies heavily on proteins found in meats.

Feeding your cat cooked chicken can enhance their overall health, offering essential amino acids and nutrients. However, always ensure the chicken is boneless and free from seasoning, as spices can harm feline health.

Introducing cooked chicken into your cat’s diet may also aid in maintaining a healthy weight, provided it’s given in moderation alongside a balanced diet.

Chocolate

Chocolate

© The Spruce Pets

Chocolate is a delightful treat for humans but a dangerous hazard for cats. It contains theobromine and caffeine, which are toxic to felines.

Even a small amount can lead to serious health problems, including vomiting, diarrhea, and in severe cases, seizures or heart issues.

To ensure your cat’s safety, keep all forms of chocolate well out of their reach. Educate family and friends about the dangers, and opt for cat-safe treats that offer similar satisfaction without the risks.

Sardines

Sardines

© The Pet Beastro

Sardines are a delightful treat for your feline. Packed with omega-3 fatty acids, they contribute to a shiny coat and healthy heart. Cats love the oily texture and rich flavor. Serve them in moderation, ensuring they’re canned in water and not oil or brine. Avoid seasoning or adding spices. You can mix sardines with your cat’s regular food or offer them as an occasional snack. Their strong aroma will surely attract your cat’s attention, making sardines a favorite. However, always ensure they’re deboned to prevent choking hazards.

Avocado

Avocado
© Dutch

Avocado is not a typical cat food. While the flesh is safe in small amounts, the pit and skin contain persin, which is toxic. It’s creamy and full of healthy fats. If your cat shows interest, offer a small piece, avoiding any parts of the pit or skin. Moderation is key, as too much can lead to digestive issues. Some cats might love the texture, while others may turn up their noses. Always observe your cat for any adverse reactions when introducing new foods.

Pumpkin Puree

Pumpkin Puree
© BeChewy

Pumpkin puree can be a beneficial addition to a cat’s diet. It’s high in fiber, which aids in digestion and helps prevent hairballs. A small spoonful mixed with regular food can improve bowel regularity. Make sure it’s plain and not spiced or sweetened, as additives can harm your pet. Most cats enjoy its smooth texture and taste. Pumpkin is also low in calories, making it a healthy treat. Always introduce new foods gradually to monitor your cat’s reaction.

Grapes

Grapes
© BeChewy

Grapes are a definite no-go for cats. They’re toxic and can cause kidney failure even in small amounts. Symptoms of grape toxicity include vomiting, lethargy, and loss of appetite. If you suspect your cat has ingested grapes, contact a vet immediately. Keep grapes and raisins out of reach, ensuring they’re never part of your cat’s diet. Always educate family members about the dangers of grapes. While some fruits are safe, grapes pose a significant risk to feline health. Prioritize your cat’s wellbeing by avoiding this fruit entirely.

Cantaloupe

Cantaloupe
© Trusted House Sitters

Cantaloupe can be a refreshing treat for cats. Its sweet aroma and juicy texture appeal to many felines. High in vitamins A and C, it supports a healthy immune system. Cut cantaloupe into small, manageable pieces to prevent choking hazards. Serve in moderation, as its sugar content is relatively high. Avoid seeds and rind, focusing only on the flesh. Monitor your cat’s reaction, as individual preferences vary. This fruit can be a nice occasional treat, especially during warmer months. Always wash the exterior thoroughly before slicing.

Honey

Honey
© Trusted House Sitters

Honey is not a typical cat food, though it’s safe in tiny amounts. Rich in natural sugars, it can appeal to a cat’s taste buds. However, it offers little nutritional value for felines. If you offer honey, do so sparingly. Its sticky texture can be difficult for cats to handle. Monitor for any allergic reactions or digestive upset, as honey is quite rich. It’s best to reserve honey for special occasions, ensuring it doesn’t become a regular part of their diet. Always prioritize your cat’s dietary needs and health.

Green Beans

Green Beans
© Vecteezy

Green beans make a great low-calorie snack for cats. They’re full of fiber, aiding digestion and promoting a feeling of fullness. Most cats enjoy their crunchy texture when lightly steamed. Avoid giving raw green beans, as they can be tough to digest. Incorporate them into your cat’s diet in moderation, monitoring for any adverse reactions. Green beans can be particularly beneficial for overweight cats needing to lose weight. They offer essential nutrients without adding unnecessary calories, making them a healthy choice for feline snacking.

Onions

Onions
© BeChewy

Onions are highly toxic to cats. They contain compounds that can damage red blood cells, causing anemia. Even small amounts can lead to serious health issues. Symptoms of onion toxicity include lethargy, weakness, and reduced appetite. Always keep onions and related foods like garlic away from your cat. Educate family members about the dangers of onions. If you suspect your cat has ingested onion, seek veterinary care immediately. Prevention is key, so keep onions out of reach and never include them in your cat’s diet.

Coconut Oil

Coconut Oil
© Healthy Paws

Coconut oil has various uses for cats, both topically and in their diet. It can help improve skin health and add shine to their coat. Introduce it slowly into their meals, starting with a small amount. While some cats may enjoy the flavor, others may not. Monitor for any digestive upset, as it can be rich for some felines. Use coconut oil sparingly, focusing on its benefits for skin and coat. This versatile oil can also aid in dealing with hairballs, making it a useful addition to your pet care routine.

Macadamia Nuts

Macadamia Nuts
© Wamiz

Macadamia nuts are a dangerous food for cats. They contain toxins that can affect their nervous system, leading to weakness and vomiting. Even small amounts can be harmful, and there’s no known safe dose. It’s crucial to keep macadamia nuts out of reach, ensuring they never become part of your cat’s diet. If ingestion occurs, seek veterinary assistance immediately. Symptoms can appear within hours, so vigilance is key. Always educate family members about the risks. Prioritize your cat’s health by avoiding these nuts entirely.

Blueberries

Blueberries
© A-Z Animals

Blueberries are a healthy snack for cats. Packed with antioxidants, they support overall health and can boost the immune system. Most cats enjoy their sweet, juicy flavor. Offer blueberries in moderation, as treats rather than regular diet components. They can be a fun addition to mealtime, providing variety. Make sure blueberries are washed thoroughly before serving. While some cats might enjoy them whole, others may prefer them mashed. Monitor your cat’s reaction and adjust portions accordingly. This superfood can benefit your cat when included sensibly.

Beef Jerky

Beef Jerky
© Apollo Fluffy Cat | Blog o kotach i ekologii

Beef jerky is not suitable for cats. It’s often seasoned with spices and preservatives that can harm their health. High sodium content can lead to dehydration and kidney issues. If your cat gets hold of beef jerky, remove it immediately and offer fresh water. Cats might be attracted to its meaty smell, but it lacks the nutritional balance they need. Always opt for plain, unseasoned meats if you want to offer a meat-based treat. Prioritize your cat’s well-being by avoiding processed snacks like beef jerky.

Spinach

Spinach
© Modern Vet Clinic

Spinach is generally safe for cats in small amounts. It’s full of vitamins and minerals that support overall health. Cats may enjoy the crunchy texture when the leaves are fresh. However, for cats with a history of urinary issues, spinach should be avoided due to its oxalate content. Introduce spinach slowly, ensuring your cat tolerates it well. It’s best served raw or lightly steamed. Spinach can add variety to their diet when used sparingly. Always monitor your cat for any adverse reactions when introducing new foods.

Popcorn

Popcorn
© Green Matters

Popcorn can be an occasional treat for cats. Unseasoned and unsalted popcorn offers a crunchy snack that some cats may enjoy. Always avoid butter and other seasonings that can harm their health. Popcorn is low in nutritional value, so it shouldn’t replace regular meals. Offer a few popped kernels as a fun experience, but not as a dietary staple. Monitor your cat’s reaction, as some may not be interested in its plain flavor. Always ensure the popcorn is fully popped to avoid choking hazards.

Kiwi

Kiwi
© OpenArt

Kiwi is a unique fruit that some cats might find intriguing. Its sweet and tangy flavor can be attractive to adventurous felines. Rich in vitamin C and fiber, it can be a healthy treat in small amounts. Always remove the skin and cut into manageable pieces. Monitor your cat’s reaction to ensure they enjoy it without digestive upset. As with any new fruit, introduce kiwi slowly. While not all cats will appreciate its taste, it provides an interesting alternative to more common fruits. Moderation is key to safe consumption.

Liver

Liver
© whiskas uk

Liver is a nutrient-rich food that can benefit cats in moderation. It’s packed with essential vitamins like A and iron. Most cats enjoy its rich flavor and texture. However, too much liver can lead to vitamin A toxicity, so it should be offered sparingly. Incorporate small pieces into their diet occasionally, balancing with other proteins. Always ensure liver is cooked thoroughly to prevent bacterial contamination. While beneficial, it’s important to manage proportions carefully, ensuring a balanced diet. Overindulgence can lead to health issues, so moderation is key.

Doughnuts

Doughnuts
© Reddit

Doughnuts are a definite no for cats. High in sugar and fats, they offer no nutritional benefits and can lead to obesity and diabetes. Cats might be attracted to their sweet aroma, but they should be kept out of reach. Ingesting doughnuts can cause digestive upset, and the sugars can damage their teeth. Always be mindful of where you leave sugary treats, ensuring they’re not accessible to your cat. Prioritize their health by keeping doughnuts and similar pastries away, focusing on more nutritious options.

Almond Milk

Almond Milk
© Napo Pet Insurance

Almond milk is generally safe for cats in small amounts. It’s a lactose-free alternative to traditional milk. While some cats enjoy its nutty flavor, others may not. Always offer in moderation, as it lacks the necessary nutrients that cats require. Monitor your cat for any allergic reactions or digestive issues. Almond milk can be a treat rather than a dietary staple. Keep portions small and infrequent. It’s crucial to ensure the almond milk is unsweetened and free from additives that could harm your cat’s health.

Peaches

Peaches
© BeChewy

Peaches can be a sweet treat for cats. Always ensure they’re ripe and juicy, and remove the pit and skin before serving. Peaches are rich in vitamins A and C, supporting your cat’s immune system. Cut into small pieces to prevent choking hazards. Their natural sweetness may appeal to some cats, while others might be indifferent. Introduce peaches slowly, monitoring for any digestive issues. While they can be an occasional treat, maintain moderation due to their sugar content. Peaches offer a refreshing option, especially in summer.

Seaweed

Seaweed
© YouTube

Seaweed can be a nutritious addition to a cat’s diet. It’s rich in iodine and minerals that support thyroid health. Some cats may enjoy its salty flavor and crunchy texture, especially in dried form. Introduce seaweed gradually, ensuring it’s plain and free from additives. While beneficial in small amounts, too much can cause digestive upset. Use seaweed as an occasional treat rather than a staple. Monitor your cat’s reaction to this new addition. Its unique taste might surprise some cats, making it an intriguing choice.

Tomatoes

Tomatoes
© Spot Pet Insurance

Tomatoes should be avoided in a cat’s diet. They contain solanine, which is toxic, especially in unripe or green parts. Symptoms of tomato toxicity include vomiting and diarrhea. Always keep tomatoes out of reach to prevent accidental ingestion. Cooked tomatoes, found in sauces, might also pose risks if seasoned or mixed with other harmful ingredients. Educate your household about the dangers tomatoes pose. If you suspect your cat has ingested tomato, seek veterinary care promptly. Prevention is crucial in maintaining your cat’s health and safety.

Marshmallows

Marshmallows
© Puainta

Marshmallows are not suitable for cats. Their high sugar content and lack of nutritional value make them an unhealthy choice. Cats might be curious about their soft texture, but they should be kept away. Eating marshmallows can lead to obesity and dental issues. If your cat ingests marshmallows, observe for any digestive discomfort. It’s best to avoid offering marshmallows entirely, focusing on healthier treats. Always store marshmallows and similar sweets in secure containers to prevent cat access, protecting their health and well-being.

Zucchini

Zucchini
© Bella+Duke

Zucchini is a safe vegetable for cats. It’s low in calories and can be a crunchy treat. Most cats appreciate its mild flavor and smooth texture. Offer zucchini either raw or cooked, depending on your cat’s preference. Ensure it’s plain and unsalted, free from any seasonings. Zucchini provides a source of hydration and fiber, aiding in digestion. Incorporate it into their diet slowly, observing for any reactions. This vegetable is an excellent way to add variety to your cat’s meals without compromising nutrition. It’s a healthy choice.

Bacon

Bacon
© YouTube

Bacon, while tempting, isn’t suitable for cats. Its high fat and salt content can lead to obesity and heart issues. Cats may be attracted to its rich aroma and flavor, but it’s best kept as a human treat. If bacon is accidentally ingested, monitor your cat for signs of digestive upset. Opt for leaner, unseasoned meats when offering treats to your cat. Prioritize their health by avoiding processed and fatty foods like bacon. Always educate your family about the potential risks associated with feeding bacon to pets.

Cheesecake

Cheesecake
© YouTube

Cheesecake is off-limits for cats. Its rich dairy content and sugars provide no benefits and can upset a cat’s stomach. Cats might be drawn to its creamy texture, but it’s important to avoid offering it as a treat. Consuming cheesecake can lead to digestive problems and contribute to obesity. Keep such desserts away from curious paws, ensuring they’re stored securely. Always opt for cat-friendly snacks instead, focusing on nutrition. Educating family members on the dangers of feeding rich desserts to cats is crucial for their safety.