It depends what you infused it with. Generally the answer is no though - give a dog just water Occasionally it won't matter if it's a fruit infusion and you have no water available, but it should Why is my dog throwing up water and not eating? You can give a dog or cat flavored water to broaden the spectrum of vitamins your pets recieve, For example, some fruits are good for dogs to eat and provide additional vitamins that may not be in her food, . Can I give a dog infused water? Keep your dog hydrated during the summer months with these healthy and simple fruit infused eddieth.infog: eat.