The two superstars in this category, of course, are flax seeds and chia seeds. Both are hugely trendy, with their high levels of protein and omega-3s. They’re perfect for sprinkling on your salad or cereal for an extra boost of fiber, too.  But as any competitive athlete will tell you, there’s only room for one winner. Which is healthier for you, chia seeds or flax seeds? Find out below: