Nontoxic natural preservative agent

Abstract

A disclosed nontoxic natural preservative agent comprises an antioxidant extracted from tea leaves, natural vitamin E, a pectin decomposer and phytic acid (PA), and is characterized in that: the antioxidant extracted from tea leaves is a mixture of epigallocatechin, epigallocatechin-3-gallate, epicatechin gallate and catechin with a mass ratio of 1:3:2:3. The nontoxic natural preservative agent is no harmful to human body and natural and healthy.

Description

technical field [0001] The invention is suitable for the field of food materials, in particular it is a non-toxic natural antistaling agent. Background technique [0002] In order to prolong the validity period of food and achieve the effect of fresh-keeping and anti-corrosion, food manufacturers widely use fresh-keeping agents. The existing preservatives commonly used in food mainly include the following categories: benzoic acid, which is a food preservative allowed to be used in countries all over the world. Most of the domestic preservative market; Butylated hydroxyanisole (BHA), is one of the antioxidants widely used in the world, and has a strong anti-microbial effect, mainly used in edible oils, the maximum dosage is 0.2g / kg, The disadvantage is that the cost is high; butylated hydroxytoluene (BHT) is currently one of the antioxidants with the largest production in my country, and the price is low, which is 1 / 5 to 1 / 8 of BHA, but the antioxidant property is not as stron...

AI Technical Summary

Problems solved by technology

The existing preservatives commonly used in food mainly include the following categories: benzoic acid, which is a food preservative allowed to be used in countries all over the world. Most of the domestic preservative market; Butylated hydroxyanisole (BHA), is one of the antioxidants widely used in the world, and has a strong anti-microbial effect, mainly used in edible oils, the maximum dosage is 0.2g/kg, The disadvantage is that