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Less "popular" as Omega 3, Omega 6 fats are nevertheless essential to the human body involved in important functions, such as reproduction and the immune system.

For good cardiovascular prevention, it is important to consume a balanced way with Omega 3 and Omega 6 .

Omega 6 and sunflower oil had their heyday in the 1980s, recommended to drive cholesterol. Scientists have found that by replacing part in the diet of saturated fats (butter, cream) by Omega 6 unsaturated (oil or sunflower margarine), LDL-cholesterol (the bad that clogs the arteries) lowered .

Then the Omega 6 have been abandoned to make way for the olive oil and Omega 9 essential in the Mediterranean diet.

Finally, the researchers honored Omega 3 (rapeseed oil), good for the heart, eyes and neurons.

This is not a fad: the recommendations evolve with knowledge. Each category of fats Omega 3, 6 and 9, has interests for health. The whole being to consume balanced manner .

Why Omega 6 are essential

Omega 6 Linoleic acid (LA), or Omega 6, was discovered in 1929. It is involved in large functions such as fertility and reproduction, the immune system, the integrity of the epidermis ... And as the human organism is not able to produce, we must find it in food, including sunflower, grapeseed or corn. Not to be confused with alpha-linolenic acid (ALA), the second essential fatty acid, which belongs to him to the family of Omega 3 ALA AL and intervene at their respective levels in cardiovascular prevention: while the G helps to lower bad cholesterol, ALA and its derivatives reduce platelet aggregation phenomenon, and thus participate in the prevention of formation of a thrombosis (blood clot in the arteries) .

The recommended daily intake in G is 4% of total energy intake, about 9 grams for women, 11 grams for men . Consumer studies available show that the French reach about those numbers unless they consume no or little fat of vegetable origin, oils or margarines. Where the shoe pinches is the intake of Omega 3 .

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