Vegans abstain from meat
Veganism is both the practice of abstaining from the use of animal products, 
That is true
particularly in diet, and an associated philosophy that rejects the commodity status of animals.
So are you a vegan?
No, it is a follower of either the diet or the philosophy is known as a vegan 
Ok
This article deals with vegetarianism and veganism by country, comparing the prevalence of vegetarianism and veganism 
Really?
Also, Distinctions are sometimes made between several categories