It includes a vegetable oil with a polyunsatured fatty acid of at least 20 carbon atoms (LC-PUFA) which oily (a) is the present invention, which describe having less than 25 anisidine value (V),; (b) it is less than 10 peroxide value (POV); (c) it is greater than 90% triglyceride content; And/or oil stability (d) is indexed in 80 oC for (OSI) greater than 5 hours.