Because butter / margarine is also a solid fat, you should get similar rising properties. (hellyeahitsvegan.com)
Technically, one could probably use vegan butter / margarine and get similar rising properties (it's about the air bubbles, not the fat content). (hellyeahitsvegan.com)
I found it fascinating that there are 60 animal species experiencing similar rises in rates of obesity as humans (even in situations where calories are controlled). (wellnessmama.com)