Unfortunately, even consuming one grape or raisin can be fatal. Ingesting the fruit could potentially lead to acute (sudden) kidney failure in dogs.
Even if your dog has only ingested a single grape, you should get in touch with your veterinarian or call the pet poison helpline at (855) 764-7661 and ask what to do. They will likely tell you to watch for side effects of grape poisoning.
However, grape ingestion can pose a serious threat to your dog and should be taken very seriously. Grapes have been known to cause acute renal failure, a serious disease that can result in severe kidney injury and sometimes even death if not treated adequately and promptly.
Grape toxicity is linked with kidney damage. Eating the fruit can result in sudden kidney failure and even death. The toxic substance in grapes is unknown, but dogs cannot metabolize tannins, flavonoids, and monosaccharides from grapes. This could be the primary reason for grape toxicity in dogs.
Toxic dose: The dose that can cause serious problems is 0.7 ounces per kilogram of grapes and 0.1 ounce per kilogram of raisins. This means that 3 grapes (or 3 raisins) could be fatal for a 2.5 pound puppy, and 12 grapes (or 12 to 15 raisins) could potentially kill a 10-pound animal.
Can a Single Grape Kill a Dog? Unfortunately, even consuming one grape or raisin can be fatal. Ingesting the fruit could potentially lead to acute (sudden) kidney failure in dogs.
The most common early symptom of grape or raisin toxicity is vomiting. which is generally seen within 24 hours hours following ingestion. Lack of appetite, lethargy, and possibly diarrhea can be also seen within the next 12-24 hours.
Grapes, sultanas and raisins are very toxic to dogs although the exact cause of the toxic reaction is not known. Ingesting these sweet substances can be fatal for dogs of any age, breed or gender.
3 Veterinarians Discover that Tartaric Acid is the Culprit
ASPCA Poison Control Center (APCC) veterinarians solved the 20-year mystery of why grapes, raisins and sultanas are poisonous to dogs. It turns out that the tartaric acid in grapes causes these symptoms: Vomiting. Diarrhea.
After weighing many of our sample grapes, we concluded that 1 grape came in between . 18 to . 2 ounces. Did you know that it takes 2.5 pounds of grapes to make of one bottle of wine?
Typically, mild cases of poisoning have high recovery rates. In severe poisoning cases or cases where treatment was delayed the chance of recovery is extremely low. When pets do recover from severe poisoning there can also be long-term damage to their overall health.
Although the toxic substance within grapes and raisins is unknown, these fruits can cause kidney failure. Until more information is known about the toxic substance, it is best to avoid feeding grapes and raisins to dogs.
This will add on to the calories you consume and hence, can have adverse effects on your health. A bowl of grapes on a daily basis which consists of thirty to forty grapes is acceptable but anything more than that can lead to some unavoidable side effects.
3/The average berry weight for Thompson Seedless table grapes usually ranges from 4 to 6 grams.
Kidney problems in dogs can be acute or chronic. Acute kidney failure happens quickly over several days, while chronic kidney failure happens slowly over time. Acute kidney problems are most frequently attributed to your dog ingesting a toxin. It may be a chemical like antifreeze, household cleaners, or bad food.
Stage 1 Kidney Disease
In stage one, there is a small amount to no protein in the urine, and the pup typically maintains normal blood pressure. However, diagnostic tests may indicate abnormalities in the urine concentration or irregular kidney palpation. Most dogs do not present with symptoms during this stage.
If your dog has consumed any quantity of grapes, sultanas, raisins or currants, you should contact your vet straight away.
But before you dole out a sample of your favorite fruit, it's important to know what fruit is safe for dogs to eat. Some fruits, like grapes, are quite hazardous even in small quantities. But other fruits, like watermelon or blueberries, are not only safe, but make for excellent training or low-calorie treats.
Normally symptoms start showing between six and 12 hours after your dog has eaten grapes or raisins, with kidney failure developing within 24 to 72 hours of exposure. But these may not take effect for several days. In the most serious cases, the fruits can also cause sudden kidney failure.
What is the treatment for grape or raisin toxicity in dogs? If ingestion is recent and your dog hasn't vomited, we recommend inducing vomiting. Your veterinarian will have a safe, predictable medication to induce vomiting. Alternatively, you could use hydrogen peroxide (maximum 45mLs) to induce vomiting.
While a grapevine can provide great shade and yummy fruit for humans, grapes are toxic for dogs.