Not Safe for Dogs
Medium dog serving: never
Key warning: all red grapes — no grape variety is safe
Can Dogs Eat Red Grapes? No — Same Fatal Toxicity as All Grapes
This food is NOT safe for dogs. Keep it away from your pet.
Red grapes are toxic to dogs in the same way as all grapes — there is no safe variety. Red green purple or black grapes all cause acute kidney failure. Any red grape exposure is always a veterinary emergency regardless of amount.
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Warning Signs & Symptoms
Acute kidney failure from any amount. No safe variety exists. Vomiting within hours progressing to kidney failure 24-72 hours after ingestion. Emergency regardless of amount consumed.
If Your Dog Ate This
Call vet or ASPCA Poison Control 888-426-4435 if significant amount consumed.
What to Avoid
all red grapes — no grape variety is safe
Preparation & Serving
Call vet or ASPCA Poison Control 888-426-4435 IMMEDIATELY.
Did you know?
The color of red and purple grapes comes from anthocyanins — the same antioxidant compounds that make blueberries and blackberries healthy for dogs. The irony is that the same anthocyanins are beneficial in blueberries but coexist with the unknown toxic compound in grapes that causes kidney failure. This illustrates why the toxic compound in grapes is not the anthocyanins — since blueberries are safe — but something else unique to grapes that remains unidentified.
Portions & nutrition
- Serving (small dog)
- never
- Serving (medium dog)
- never
- Serving (large dog)
- never
- Calories (per 100g)
- 69
- Safe frequency
- Never
Source
What You Need to Know
Red grapes are not more or less toxic than green or purple grapes — the color is irrelevant to toxicity. The unidentified compound causing kidney failure is present in all grape varieties. People sometimes believe certain grape varieties are safe based on anecdote but no variety has been proven safe. All grape color varieties seedless and seeded organic and conventional should be treated identically.
Not sure what to do next? Read our emergency guide What to Do If Your Dog Eats Something Toxic
Want to know what other dangers are hiding in your home?
Take the 60-second kitchen safety quiz to find out your dog's risk score.
Take the safety quizIf Your Dog Ate This — Act Now
- Dog Food Toxicity CalculatorCheck severity based on your dog's weight
- Emergency GuideWhat to do in the next 60 minutes
- Dog Poisoning SymptomsKnow what to watch for
- Dog Poisoning TreatmentWhat vets actually do
- Emergency Vet CostHow much will treatment cost?
- Best Pet InsuranceBe prepared before the next emergency
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