Soy protein can be included in black bean burgers bought and distributed through USDA programs. It isn't mandatory.
Since Vitamin B12 is not naturally abundant in most vegetables, those following a plant-based diet are often recommended to ...
a Veggie Burger must contain: 1. Soy Protein 2. Vegetable Oils (such as soybean, canola, or sunflower),” reads the X post. "This is after significant lobbying from Impossible Foods and soy farmers." ...