Flax Flax is grown on the Canadian prairies for linseed oil, which is used as a drying oil in paints and varnishes and in products such as linoleum and printing inks. Linseed meal, the byproduct of producing linseed oil from flax seeds, is used to feed livestock. It is a protein-rich feed for ruminants, rabbits, and fish. Flaxseeds occur in two basic varieties/colors: brown and yellow (golden linseeds). Most types of these basic varieties have similar nutritional characteristics and equal numbers of short-chain omega-3 fatty acids. The exception is a type of yellow flax called solin (trade name "Linola"), which has
Flax invented by John Kendrew and Thomas Porthouse of Darlington, England, in 1787. New methods of processing flax have led to renewed interest in the use of flax as an industrial fiber. In a 100-gram serving, flaxseed contains high levels (> 19% of the Daily Value, DV) of protein, dietary fiber, several B vitamins, and dietary minerals. Ten grams of flaxseed contains one gram of water-soluble fiber (which lowers blood cholesterol) and three grams of insoluble fiber (which helps prevent constipation). Flax contains hundreds of times more lignans than other plant foods. Flaxseeds are especially rich in thiamine, magnesium, potassium, and