The vegetable oils is a separate issue from a plant-based diet. Eating too much fruit, vegetables, and grains is pretty horrible for your health. For vegetable oils: https://www.youtube.com/watch?v=7kGnfXXIKZM https://www.youtube.com/watch?v=4WgI9JK1xpo https://www.youtube.com/watch?v=A472KZtxI5M For plant-rich diets: https://www.youtube.com/watch?v=mjQZCCiV6iA https://www.youtube.com/watch?v=GNRo-IbQ1Jo https://www.youtube.com/watch?v=LRHir1k9jmE https://www.youtube.com/watch?v=qKuDamgGkZQ