Yes. Dogs can eat vanilla wafers.
Many of the foods, such as fruits and vegetables, that humans digest just fine can wreck havoc on a dog's body, causing severe health problems. However, some of the foods people eat can be introduced to a dog's diet just fine, providing health benefits such as joint strength, better breath, and allergy immunity.
Here are the 10 most dangerous items your dog can't eat according to About Doggies:
Coffee, Tea and Caffeine
Fruit Pits and Seeds
Grapes and Raisins
Onions and Garlic
Tip! Learn the Secrets to Good Canine Health from ModernDogMagazine.com.