Chia seeds are packed with fiber, have a mildly nutty flavor, and expand when soaked. Flax seeds, on the other hand, are edible seeds from the flax plant, which is native to Turkey and Iran.

Chia seeds are seeds of the chia plant, which is native to Guatemala and Mexico. Chia seeds are packed with fiber, have a mildly nutty flavor, and expand when soaked. Flax seeds, on the other hand, ...