Omega-3 fatty acids are a group of essential polyunsaturated fats — “essential” meaning that your body cannot produce them on its own, so you must get them through food or supplements. There are three primary omega-3s important for human health: 1. ALA (Alpha-Linolenic Acid) Found mainly in plant foods such as flaxseeds, chia seeds, walnuts, and certain vegetable oils. ALA is beneficial, but your body must convert it into EPA and DHA to use it most effectively — and this conv