Chia seeds are native to Guatemala and Mexico where they are used in the production of food. Chia, or Salvia hispanica, is a flowering mint species of plant. The seeds are the part used as food. They can be ground or used whole in drinks, bread, crackers and puddings. Chia seeds are a great source of omega-3 fatty acids. The seeds are composed of 60 percent Omega-3 fatty acids, which elevates them above other plant-based sources. Vegetarians and vegans benefit from the omega-3s that cannot be obtained in high numbers from other plant sources. To soften the chia seeds and achieve a consistency that allows them to be added to liquids, add water or milk to the seeds and let sit for fifteen minutes. Milk and honey can be added to the seeds alone to make a tasty, sweet pudding. They can be added to smoothies.