Keto Fuel Vegans, and Macrobiotic diets. A Lacto-Ovo Vegan doesn't eat meat or fish but eats dairy and eggs. A Vegan excludes all meats, fish, dairy, eggs, and no animal products, this is the type of Vegetarian most of us refer to. Macrobiotic diets are not necessarily vegetarian, but are largely based on grains, legumes, and vegetables. Although I am not a huge fan of vegan diets, I am not one to say they can't work. A well-balanced vegetarian diet should pay particular attention to the following sources: adequate protein https://pilpedia.com/keto-fuel/