Toxic Foods for Cats — The Complete List
84 foods checked for cats — 16 not safe, 33 with fine print, 35 safe in moderation. Every verdict links to the symptoms and the what-to-do.
Not safe (16)
| Food | Severity | The problem |
|---|---|---|
| Chocolate (dark chocolate, baker's chocolate, cocoa) | emergency | theobromine + caffeine |
| Raw Dough (Yeast Dough) (bread dough, pizza dough) | emergency | expanding dough + ethanol production |
| Wild Mushrooms | emergency | varies — amanitin and other species-dependent toxins |
| Alcohol (beer, wine, liquor, foods cooked with alcohol) | emergency | ethanol |
| Coffee, Tea & Caffeine (coffee grounds, energy drinks, diet pills) | emergency | caffeine |
| Homemade Play Dough / Salt Dough | emergency | massive salt load |
| Moldy Food & Compost | emergency | tremorgenic mycotoxins |
| Nicotine (Cigarettes, Gum, Patches, Vape) | emergency | nicotine |
| Energy Drinks | emergency | caffeine (high concentration) |
| Onions (all forms: raw, cooked, powdered) | severe | N-propyl disulfide (destroys red blood cells) |
| Garlic | severe | organosulfoxides (stronger per gram than onion) |
| Chives, Leeks & Shallots | severe | organosulfur compounds (onion family) |
| Raw or Green Potatoes | moderate | solanine |
| Rhubarb (Especially Leaves) | severe | soluble calcium oxalates |
| Cooked Bones (chicken bones, rib bones, steak bones) | severe | splintering + obstruction + perforation (mechanical) |
| Onion Family (Cats) | severe | organosulfur compounds — cats are 2–3× more sensitive than dogs |
Be careful (33)
| Food | Why |
|---|---|
| Plain Sugar Candy | sugar |
| Gummy Vitamins | xylitol sweetening + vitamin overdose (some) |
| Nutmeg | myristicin |
| Marshmallows | sugar; some sugar-free versions use xylitol |
| Popcorn | read the fine print |
| Ice Cream | lactose, sugar; possible xylitol in 'no sugar' brands |
| Pretzels & Chips | salt + fat; flavored varieties add onion/garlic powder |
| Citrus (Oranges, Lemons, Limes) | citric acid + psoralens (oils, peels) |
| Cherries | cyanogenic compounds in pits, stems, leaves |
| Peach, Apricot & Plum Pits | cyanogenic compounds + obstruction risk |
| Grapefruit | citric acid + psoralens |
| Coconut & Coconut Oil | read the fine print |
| English Walnuts (Store) | fat + mold risk when stale |
| Pistachios | fat + aflatoxin mold risk on shells |
| Milk & Dairy | lactose |
| Sports Drinks | sugar, salt, sometimes caffeine |
| Raw Bones | bacteria + dental fractures + obstruction |
| Raw Eggs | salmonella risk; avidin in raw whites (interferes with biotin) |
| Raw Fish | thiaminase (destroys B1) + bacteria + parasites |
| Canned Tuna | mercury (accumulation) + unsupplemented nutrition |
| Deli Meat & Hot Dogs | salt + seasonings (onion/garlic powder in many) |
| Bacon, Fat Trimmings & Grease | fat (pancreatitis trigger) + salt + nitrates |
| Raw Meat (General) | salmonella, E. coli, listeria (bacterial load) |
| Salt (Large Amounts) | sodium ion poisoning |
| Pizza | onion & garlic in sauce + seasonings; fat; sometimes xylitol in some crusts |
| Tacos & Seasoned Mexican Food | onion, garlic, spices |
| Pickles | salt + garlic/dill seasoning in brine |
| Soy Sauce | concentrated salt |
| Baby Food | onion powder in many meat varieties |
| Milk for Cats (The Cartoon Trap) | lactose |
| Tuna as a Cat Treat | mercury + incomplete nutrition |
| Raw Egg Whites (Cats) | avidin (blocks biotin absorption) |
| Fruit Smoothies (Plain Fruit) | sugar; check for xylitol, chocolate, or grape in the recipe |
Safe in moderation (35)
Honey Safe Apple (Flesh & Seeds) Safe Bananas Safe Blueberries Safe Strawberries Safe Watermelon Safe Mango Safe Pineapple Safe Raspberries & Blackberries Safe Tomatoes (Ripe) Safe Potatoes (Cooked, Plain) Safe Carrots Safe Green Beans Safe Broccoli Safe Spinach & Lettuce Safe Cucumber & Zucchini Safe Store-Bought Mushrooms Safe Corn (Off the Cob) Safe Celery Safe Sweet Potato (Cooked) Safe Pumpkin & Pumpkin Seeds Safe Sunflower Seeds Safe Bone Broth (Onion-Free) Safe Eggs (Cooked) Safe Salmon (Cooked, Plain) Safe Shrimp (Cooked) Safe Chicken (Cooked, Plain) Safe Cheese Safe Plain Yogurt Safe Bread (Plain, Baked) Safe Rice, Pasta & Oats (Plain, Cooked) Safe Turkey (Plain, Cooked) Safe Beef (Plain, Cooked) Safe Oatmeal (Plain) Safe Peas (Fresh or Frozen) Safe