There are some human foods what can dog not eat, that all guardians should know about, especially if you feed them with homemade recipes, whether raw, like the Barf menu recipes, or lightly cooked. It is precisely for this reason that, in this list of foods forbidden to dogs, we will tell you, not only, toxic food for dogs, but also bad, dangerous, and even fatal food for our canine friends.
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Find out what foods are prohibited for dogs and eliminate them permanently from their menus, in addition, in cases where the doubt overwhelms you, do not hesitate to talk to your trusted veterinarian because he will help you develop a more complete and personalized list as it will take into account the clinical history as well as many other important details about the health of your best friend.
In any case, be aware that the information, which you will find in our article Dog food prohibited, is based on scientific studies developed by veterinarians and biologists.
What Can Dogs Not Eat?
The prohibited foods for dogs are:
- Coffee, tea, chocolate
- Macadamia nuts
- Grapes and raisins
- Raw bread dough
- Cooked bones
- Carambola tree
- Moldy food
- Spicy food
- Swiss chard
- Brussels sprouts
- Commercial ice cream
- Chewing gum
- Green tomato
- Green potatoes
- Fruit pits and/or seeds
- Raw egg
In the rest of our article Dog food prohibited, we will explain why and how all these foods are dangerous for dogs.
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List of foods prohibited for dogs
Before you start listing some of the foods that are dangerous to dog health, it is important to highlight the fact that they are not all as dangerous as each other. In fact, in this list of foods prohibited to dogs, you will find ingredients that can cause long-term damage, you will also discover foods considered to be fatal in very low doses and which should never be included in your dog’s menus.
We start our list of foods prohibited for dogs with a classic, the onion, is undoubtedly one of the foods that you will have to exclude completely from your dog ‘s menus because it is a toxic food for dogs. Its allicin content is released after chewing and the substance released from it, n-propyl disulfide, causes oxidative damage to erythrocyte cell membranes, breaking down inside blood vessels and causing what called hemolytic anemia.
This should not worry you if your dog accidentally ate a small dose of onion, however, continuous ingestion causes gastrointestinal problems and, in the most severe cases, jaundice due to hemolysis. For every 15 grams of dog weight, you will begin to observe symptoms of intoxication in the dog. Symptoms of onion poisoning may go unnoticed, but you may see vomiting, general weakness, and a change in the color of the dog’s mucous membranes.
Coffee, Tea, and Chocolate
The coffee, the tea, and chocolate have in common methylxanthine, a stimulating alkaloid that acts directly on the central nervous system of the dog. In coffee, we find caffeine, in tea, theophylline and in chocolate, theobromine, which are all toxic substances for dogs, if ingested in large quantities. Other alkaloids, such as those found in coca-cola, could be included in this paragraph.
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In addition to affecting the central nervous system, they can damage the functioning of the kidneys, the cardiovascular system, the smooth muscle as well as the striated muscle. Although some dogs are more sensitive than others to methylxanthine, what is certain is that 100 grams of dark chocolate for a medium-sized dog can be fatal. Chocolate is one of the most serious toxic dog foods.
The most common symptoms of methylxanthine poisoning are vomiting, diarrhea, incontinence, and tremors. If you see that your dog has eaten chocolate, we recommend that you induce vomiting before two hours have passed.
As is the case with the onion, the garlic ( Allium sativum ) contains allicin, which can also trigger the onset of hemolytic anemia were regular and excessive consumption of garlic. This is another of the prohibited foods for dogs. However, unlike onions, garlic has been the subject of study and it has been discovered that garlic has powerful antibiotic, antifungal, antiparasitic effects and which strengthens the dog’s immune and cardiovascular systems.
Although garlic is a food that should not be part of the dog’s diet, especially in a dog that suffers from immune, digestive problems or allergies, the consequences or benefits of its consumption can vary enormously from one dog to another, and all will depend on its genetics, the dose, etc … Faced with possible garlic poisoning, your dog will suffer from the same symptoms as those produced by onion poisoning.
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In any case, before using garlic for dogs, it is advisable to speak to your veterinarian so that he helps you find a dose that will not hurt your best friend and that will allow you to offer him all the benefits without risking anything!
Many people who develop homemade dog menus use salt as a harmless condiment, however, high consumption of sodium chloride can cause severe dehydration in the dog, worsen heart and kidney conditions, or cause poisoning. We take this opportunity to remind you that salt is the most used food to make a dog vomit.
Symptoms of salt poisoning are manifested by vomiting, internal bleeding, loss of coordination, diarrhea, polydipsia, and polyuria (constant urge to drink and urinate), convulsions, and shock. It is one of the toxic dog foods that most people include on their pet’s menu without being aware of it.
The Macadamia nuts ( Macadamia integrifolia ) are the fruit of a shrub protéacé. Its consumption causes intoxication and numerous studies have demonstrated the toxicity of this fruit, whether eaten raw or toasted. It is a dangerous food for dogs.
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Macadamia nuts directly affect the dog’s central nervous system and work suddenly after 24 hours have passed. Clinical symptoms include depression, vomiting, ataxia, abdominal pain, stiffness, and the mucous membranes become pale or anemic. Although the effects are impressive, the consumption of macadamia nuts is not fatal.
Grapes and Raisins
The grapes and raisins are rich in linoleic acid (as well as other fatty acids), however, the studies agree on the fact that a component of this fruit, present in quantities variables or extrinsic component causes of the kidney failure. It is one of the most dangerous and least known prohibited foods for dogs.
Dogs that eat grapes or raisins have been observed to have a higher concentration of urea nitrogen in the blood and serum creatinine. The most toxic part of the grape is undoubtedly the grain, however, it is recommended to completely eliminate this fruit from your dog’s diet.
Symptoms of grape or raisin poisoning are vomiting, diarrhea, lethargy, ataxia, polyuria and general weakness. The main problem with consuming these foods is that the accuracy of the process with which internal damage is caused is unknown.
The alcohol is present in our diet and are well known and many of the negative effects it has on the body, affecting the central nervous system causing severe liver damage. Your dog may accidentally drink alcohol if he licks bottles of perfume, mouthwash, or eats a rotten apple.
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Alcohol can cause ethyl poisoning very easily. Without a doubt, alcohol should be removed completely from his diet, and in the event of accidental ingestion, you should bring your dog as soon as possible to your veterinarian. Here is one of the toxic dog foods you should never give your dog.
Raw Bread Dough
Conventional yeasts or yeasts, which you use in making desserts and other recipes, contain Saccharomyces cerevisiae, a single-celled fungus. Whether ingesting raw bread dough or directly from yeast, these foods can cause poisoning in your dog. The most common symptoms are the appearance of gas, vomiting, diarrhea, discomfort, and lethargy.
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It is dangerous dog food. However, its level of toxicity varies from mild to severe, depending, of course, on the amount ingested, in the most severe cases, its ingestion can end up causing hypothermia, hypotension, hypoglycemia, and even fainting.
Another prohibited dog food is cooked bones . Whether made in broth, baked recipe, or embers, cooked bones should never be given to dogs, as they can cause teeth to break. Also, they split easily, so small bits of bone can get stuck in your dog’s throat, they can also cause windpipe obstruction, lesions and punctures, rips, and many other lesions internal. To avoid all these problems, we recommend that you give your dog raw and fleshy bones.
In the case of black cherry (Prunus serotina) or white cherry ( Prunus virginiana) you must be extremely careful because, although dogs and cats can eat the flesh of these fruits, they should never swallow seeds, leaves and stems as these ingredients are considered toxic dog food due to their high cyanide content. Their toxicity varies from mild to moderate and after their consumption may appear several symptoms, such as dilated pupils, difficulty breathing, red coloration of the gums, shock, and even death.
As you well know, the consumption of certain species of fungi can poison humans, as well as dogs, becoming one of the deadly foods for dogs. There is special mention of mushrooms belonging to the genera Amanita, Galerina and Lepiota, but there are many others. The characteristic symptoms of poisoning are hyper-salivation, vomiting, diarrhea, poor coordination, lethargy, tremors, convulsions, and, in the most serious cases, a multi-organ failure causing the death of the animal.
If your dog has consumed a mushroom of which you do not know the toxicity, recover the remains or pick another one (being careful and never touching the mushroom directly) and go as soon as possible to a veterinary clinic. Some mushrooms take 15 to 30 minutes to show their effect, while others may need more time.
The carambola tree ( Averrhoa carambola ) is a tropical fruit that is part of the list of foods prohibited for dogs, with toxicity that ranges from mild to severe. It contains oxalic acid, as well as oxalate salts, so it can be dangerous for your dog, even in small quantities! The carambola tree can also be dangerous for humans. It can cause vomiting, loss of appetite, diarrhea, lethargy, general weakness, bloody urine, excessive thirst, or excessive urine.
Some people consider dogs to be more resistant than humans, which is why they have no remorse for offering them poorly preserved food. However, you should know that the tremorogenic mycotoxins contained in rotten food make it one of the most dangerous foods for dogs. These mycotoxins are found in bread, pasta, cheese, nuts and in compost. Symptoms include hyper-salivation, vomiting, restlessness, poor coordination, tremors, seizures, and, in the most severe cases, they can cause liver failure.
To finish, we will talk about spicy food which, although not fatal, is part of the list of foods prohibited for dogs, because it can cause diarrhea as well as general malaise, so it is to Avoid absolutely if you only want the best for your best friend!