Chocolate contains theobromine, a compound that is poisonous to guinea pigs. Theobromine can cause a number of health problems, including vomiting, diarrhea, seizures, and heart problems. In severe cases, chocolate can even be fatal.
2. Avocado
Avocados contain persin, a toxin that is poisonous to guinea pigs. Persin can cause vomiting, diarrhea, respiratory problems, and even death.
3. Onions and garlic
Onions and garlic contain thiosulphates, which can damage the red blood cells of guinea pigs. This can lead to anemia, which can be a serious health problem.
4. Rhubarb
Rhubarb contains oxalic acid, which can be poisonous to guinea pigs. Oxalic acid can cause vomiting, diarrhea, and kidney problems.
5. Grapes and raisins
Grapes and raisins can cause kidney failure in guinea pigs. It is not known exactly what substance in grapes and raisins causes this problem, but it is thought to be related to the high sugar content.
6. Dairy products
Dairy products are not toxic to guinea pigs, but they can cause diarrhea. This is because guinea pigs are lactose intolerant, which means that they cannot digest the lactose in dairy products.
7. Meat and fish
Meat and fish are not natural foods for guinea pigs and can cause a number of health problems, including digestive problems and obesity.
8. Seeds and nuts
Seeds and nuts are high in fat and can cause obesity in guinea pigs. They can also be a choking hazard.
9. Sugary foods
Sugary foods can contribute to obesity and other health problems in guinea pigs.
10. Alcohol and caffeine
Alcohol and caffeine are both toxic to guinea pigs and can cause a number of health problems, including vomiting, diarrhea, seizures, and death.
Please note that this list is not exhaustive. There are many other things that can be poisonous to guinea pigs, so it is always important to do your research before feeding your pet anything. If you are unsure whether or not a particular food is safe for your guinea pig, consult with your veterinarian.