«Too much protein consumption may not cause kidneyissues in a healthy adult, but if you have a preexisting renal condition, it may be harder for your kidneys to process all that protein,» she explains.
If you have some kind of preexisting health issues, specifically something kidney related, you don't count as a typical «healthy adult» and should obviously check with your doctor first.
Small dogs are more likely to have kidneyissues as well as bladder issues, but unless there is a preexisting condition affecting the kidneys then high protein foods will not cause ANY problems.