Giant salamander and perilla blend oil and preparation method thereof

Abstract

The invention provides giant salamander and perilla blend oil comprising effective components in percentage by weight as follows: 5%-10% of eicosapentaenoic acid, 0.5%-5.0% of docosahexaenoic acid, 10%-30% of oleic acid, 20%-30% of linoleic acid and 5%-10% of linolenic acid. The preparation method comprises the steps as follows: feeding hot steam into giant salamander adipose tissues for heating, and squeezing, filtering and centrifuging the adipose tissues to obtain crude giant salamander oil; heating the crude giant salamander oil to the temperature of 50-70 DEG C and adding a phosphoric acid solution for acid refining; heating the raw giant salamander oil material obtained through acid refining to the temperature of 50-95 DEG C, adding a caustic soda solution, and standing the mixture for 10-30 min; and adding active carbon at the normal temperature, stirring the mixture for 10-60 min for decolorization and deodorization, centrifuging and filtering the mixture to obtain an oil supernatant, cooling the oil supernatant to obtain the giant salamander oil, and mixing the giant salamander oil, perilla oil and vitamin E to obtain the giant salamander and perilla blend oil product. The obtained oil is balanced in fatty acid composition proportion and rich in alpha-linolenic acid and has beautifying and health-care effects, such as blood vessel softening, blood lipid reduction and the like if the oil is often eaten.

Description

technical field [0001] The invention relates to the technical field of edible oil processing, in particular, it provides a giant salamander perilla blended oil and a preparation method thereof. Background technique [0002] The Chinese giant salamander (Andrias davidianus) is a rare and precious specialty in my country, commonly known as "salamander". It is the largest amphibian in existence and is known as a living fossil in the biological world. It belongs to amphibian, Caudata and Crytobranchidae in taxonomy. Giant salamander has high nutritional and medicinal value, and has always been concerned by people. The skin, muscles, organs, bones and their secretions of giant salamanders can be used as medicine. The fat of giant salamanders contains a variety of unsaturated fatty acids. The fat of giant salamanders can be used as a good food for regulating blood lipids and avoiding atherosclerosis. Perilla seed oil is a kind of natural oil with high degree of unsaturation,...

AI Technical Summary

Problems solved by technology

[0003] At present, there are already deep-processed products developed by giant salamander and perilla for beauty, health care, and medicinal purposes on the market. There are also many reports on the health effects of giant salamander and perilla, but no two jointly developed products have been seen yet.