The main ingredient in a quinoa salad is quinoa itself. Quinoa is a nutritious seed that is often used as a grain substitute due to its high protein content and gluten-free nature. To prepare a quinoa salad, quinoa is typically cooked and then combined with various fresh ingredients like vegetables, herbs, and sometimes nuts or fruits to enhance flavor and texture. The salad may also be dressed with ingredients such as olive oil, lemon juice, or vinegar to add acidity and balance the dish. Quinoa salads are popular for their versatility and health benefits.