Linseed oil cooking. When bound to flaxseed ALA can withstand temperatures up to 350 degrees F (176.67 C) for two hours. Food-grade flaxseed oil is cold-pressed, obtained without solvent extraction, in the absence of oxygen, and marketed as edible flaxseed oil. Fresh, refrigerated and unprocessed, linseed oil is used as a nutritional supplement and is a traditional European ethnic food, highly regarded for its hearty taste. It contains the highest level of the omega-3 fatty acid ALA among vegetable oils. Regular flaxseed oil contains between 52% and 63% ALA (C18:3 "n"-3). Plant breeders have developed flaxseed with both higher ALA (70%) and
Jojoba oil and climate in which the plant is grown, as well as when it is harvested and how the oil is processed. In general it contains a high proportion of mono-unsaturated fatty acids, primarily 11-Eicosenoic acid (Gondoic acid). Being derived from a plant that is slow growing and difficult to cultivate, jojoba oil is mainly used for small-scale applications such as pharmaceutical and cosmetics. Overall, it is used as a replacement for whale oil and its derivatives, such as cetyl alcohol. The ban on importing whale oil to the U.S. in 1971 led to the discovery that jojoba oil is "in