Flaxseed, also known as LINSEED, is a small, brown seed that is high in fiber and omega-3 fatty acids. It is often used in baking, as a topping for salads and cereals, and as an ingredient in smoothies. Flaxseed has been used for centuries as a medicinal herb to treat a variety of ailments, including digestive issues, skin conditions, and inflammation. It is also believed to have anti-cancer properties.