But in January, after a six-month sprint, the company began shipping four varieties of its Planet Oatmilk to national supermarket chains. It's Hood's first standalone plant-based brand, and at $3.99 per carton, it is no haute milk, like the artisanal pea, flax, or hemp varieties cropping up in natural food stores. This is the dairy-free nectar of the proletariat ?" free of all major allergens, low in added sugar, with a richer, creamier taste than other plant-based "alt-milks." It's so popular that Amazon can't keep it in stock, company executives say.