Chia seed is an edible seed, a food rich in omega-3 fatty acids .The reason chia seeds are so beneficial is due to them being rich in fiber, protein, vitamins and minerals.Today this tiny seed is a favourite of athletes, especially distance runners, who tout it as an endurance enhancing superfood. Higher in antioxidants than BLUEBERRIES. 5 X more Calcium than MILK. 7 X more Vitamin C than Oranges. 3 X more Iron than Spinach. Twice the Potassium of a Banana. Gluten Free. Great Egg Replacement.