Walnuts contain only a small amount of DHA. The content of linoleic acid in walnut is the highest, but the content of α -linolenic acid is very low. Although α -linolenic acid can be converted into DHA in biochemical theory, the process of converting α -linolenic acid into DHA by supplementing it is very slow and inefficient.

Walnut kernel is rich in nutrition, with more fat and carbohydrate per 100g protein 15 ~ 20g. It also contains calcium, phosphorus, iron and other trace elements and minerals, as well as carotene, riboflavin and other vitamins.

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Efficacy of walnut

Conducive to beauty, if you eat the "walnut porridge" made of walnut powder for a long time, it can nourish the skin and make people white and tender, especially suitable for the elderly.

Anti-aging: Vitamin E contained in walnut kernel can protect cells from oxidative damage by free radicals, which is recognized as an anti-aging substance in the medical field, so walnut is called "Long live my son" and "longevity fruit".

It is beneficial to the heart. Walnut has a variety of unsaturated and monounsaturated fatty acids, which can reduce the cholesterol content. Therefore, eating stone walnuts is good for people's hearts.

Reference: Baidu encyclopedia-walnut