Quinoa is one of the world's most popular health foods thanks to it being gluten-free and high in protein. Here are 5 reasons why you should be eating more quinoa. Quinoa is a good source of antioxidants called flavonoids that have anti-inflammatory and anti-cancer effects. Compared to other plant foods, quinoa is very high in protein. It also contains all nine essential amino acids. Quinoa has much more fiber than most other grains. This means that it can help reduce blood sugar levels and lower cholesterol. Studies have shown that quinoa may have beneficial effects on metabolic health. Quinoa is also very easy to incorporate into your diet. It is tasty, easy to prepare and goes well with most foods