A high quality diet with at least 25 - 30 % (dogs) and 40 - 50 % (cats) meat - based protein (on dry matter basis) is recommended. (1800petmeds.com)
Because canned food contains a great deal of moisture, the protein percentage will look quite small unless it's calculated on the basis of dry matter. (consciouscat.net)
The most common product using this process is a liquid stream that contains at least 34 % dry matter protein. (tetrapak.com)