Foods - Soy - Source

Soybeans are found in many foods. These include soybeans themselves, miso, seitan, soy flour, soy protein, soy milk, soy lecithin, soy sauce, tamari, tempeh, Textured Vegetable Protein (TVP), and tofu (extra soft / soft / firm / extra firm / "silken" / light).

Isoflavones are also present in other legumes. Incorporate a variety into your diet.