As many ways as there are to spell yogurt (yoghurt, yoghourt, yoghurt).. there are as many types of vegan yogurt. Oat-based and coconut-based are by far the most popular dairy-free yogurt substitutes on the market. Whether you love a thick Greek style with granola and fresh fruit, an indulgent flavoured treat, or a traditional plain yogurt for overnight oats or granola - we got you covered with a plant-based alternative.