It is, though it’s harder for vegans. While you get a lot of the good fats from the extra virgin olive oil, there are some benefits that you’re getting from the protein in the diet. While the diet is low on red meat, it incorporates fish and dairy. If someone is following a vegan diet, ensure that it is carefully planned and that the gaps that we know sometimes occasionally occur—such as deficiencies in B12, calcium and iron—are being filled.