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[饮食中的脂肪成分与脂溶性维生素的供给]

[Fat component in the diet and providing with fat-soluble vitamins].

作者信息

Kodentsova V M, Kochetkova A A, Smirnova E A, Sarkisyan V A, Bessonov V V

出版信息

Vopr Pitan. 2014;83(6):4-17.

Abstract

Information about the content of polyunsaturated fats (PUFAs) and vitamin E and D in fish, vegetable oils, trend data on consumption of the main fat products, the consumption of saturated and polyunsaturated fatty acids by patients with diseases which risk factor is the excessive consumption of fat and insufficient content of PUFA omega-3 in the diet. Nutrition of the Russian population is characterized by excessive consumption of fat, including saturated fatty acids. Despite increased consumption of PUFA at the present time the ratio of omega-6 and omega-3 fatty acids in the diet is not optimal. This is due to high consumption of vegetable oils (mainly sunflower oil), that are the major source of alpha-lino- lenic acid, only a small portion of which is converted in the body into DHA and EPA, and insufficient consumption offish and seafood containing a high level of DHA and EPA. Taking into account the data that inadequate intake of PUFA omega-3 is a risk factor for many nutrition-related diseases, there is no doubt necessary to modify the fat component of the diet. But the problems arise how to select the source of PUFA and avoid possible unwanted effects. Enrichment of the diet with PUFA omega-3 by inclusion offish oil and/ or linseed oil in the diet may lead to a deterioration of sufficiency with vitamin E. The way out of this situation is to create a fat module containing several fats and tocopherol, that will prevent the peroxidation of fat components of the product and prevent the deterioration of sufficiency with vitamin E.

摘要

关于鱼类、植物油中多不饱和脂肪(PUFAs)以及维生素E和D的含量信息,主要脂肪产品的消费趋势数据,以脂肪摄入过多和饮食中ω-3多不饱和脂肪酸含量不足为风险因素的疾病患者对饱和脂肪酸和多不饱和脂肪酸的消费情况。俄罗斯人群的营养特点是脂肪摄入过多,包括饱和脂肪酸。尽管目前多不饱和脂肪酸的消费量有所增加,但饮食中ω-6和ω-3脂肪酸的比例并不理想。这是由于植物油(主要是葵花籽油)消费量高,而葵花籽油是α-亚麻酸的主要来源,其中只有一小部分在体内转化为DHA和EPA,以及富含DHA和EPA的鱼类和海鲜消费量不足。考虑到ω-3多不饱和脂肪酸摄入不足是许多营养相关疾病的风险因素这一数据,毫无疑问有必要调整饮食中的脂肪成分。但问题在于如何选择多不饱和脂肪酸的来源并避免可能的不良影响。通过在饮食中添加鱼油和/或亚麻籽油来增加ω-3多不饱和脂肪酸的摄入量可能会导致维生素E充足率下降。解决这一问题的方法是创建一个包含多种脂肪和生育酚的脂肪模块,这将防止产品脂肪成分的过氧化,并防止维生素E充足率下降。

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