Chia seeds don’t just pack a fibrous punch. One serving, or 1½ tablespoons, also has the same amount of omega-3s as a salmon dinner, as much calcium as 3 ounces of whole milk, protein as ¼ cup of kidney beans, and iron as 3 cups of raw spinach. In addition to their big nutritional wallop, chia seeds also keep you full because they swell to ten times their size in your belly!
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