No, ice water does not cause bloat in dogs. This long-standing myth has been circulated online for over a decade but has been debunked by many veterinarians. While eating and drinking too fast can be one contributing factor to bloat, there is no evidence to suggest that ice or ice water is a cause. No, ice water does not cause bloat in dogs. This long-standing myth has been circulated online for over a decade but has been debunked by many veterinarians. While eating and drinking too fast can be one contributing factor to bloat, there is no evidence to suggest that ice or ice water is a cause.