The protein requirement of adult rats in terms of the protein contained in egg, milk, and soy flour. (nealhendrickson.com)
The protein that oats provide are around 17 to 37 percent, which makes them quite similar to soy products in terms of protein content. (breedingbusiness.com)
Most everything at a «normal» grocery store in terms of protein powder will have too much sugar (so it will taste good). (testkitchentuesday.com)