“…Some nutritionists suggest consumption of products which are rich with ω-3 and ω-6 fatty acids in order to avoid issues with the health (the terms ω-3 and ω-6 mean polyunsaturated fatty acids which have the first double bond CC at the third or sixth carbon atom from the end of the chain, respectively). It was also discovered that PUFAs are useful for the treatment of mental diseases and memory problems, − heart diseases and problems with a high blood pressure, − atherosclerosis, dyslipidemia, inflammation, cancer, − Parkinson, problems with the vision, diabetes, and fatty liver disease. , The significant positive effects of the consumption of PUFAs were discovered on children’s performance inlearning . At the same time some harmful effects of the consumption of PUFAs were discovered: pro-hemorrhagic effect, negative effects on immune functions, formation of oxidative products by ω-3 polyunsaturated fatty acids .…”