I started him off on a hyped - up and very expensive brand as a puppy, until I realized it was causing him to break out in a rash all over. (amazon.com)
I put her on that and then her face broke out in a rash. (easybabylife.com)
This is due to the fact that my son breaks out in a rash at the touch of gluten. (wildflowerramblings.com)