plant-based vs vegan

plant-based

adj
  • Made from plants other than the traditional source. 

  • Based on plants; especially, of a diet, consisting mostly or wholly of foods derived from plants. 

vegan

adj
  • Not containing animal products (meat, eggs, milk, leather, etc) or inherently involving animal use. 

  • Relating to vegans or veganism. 

  • Committed to avoiding any product or practice that inherently involves animal use. 

noun
  • A person committed to avoiding products and practices that inherently involve animal use, including all foods containing animal products, and to abstaining from direct and intentional harm to animals as far as possible; an adherent to veganism. 

  • A person who does not eat, drink or otherwise consume any animal products 

How often have the words plant-based and vegan occurred in a corpus of books? (source: Google Ngram Viewer )