Main uses of gardenia yellow(1)

Food industry

The Gardenia Yellow pigment can inhibit the oxidation of 80% linoleic acid, so it can be used as an antioxidant in food processing. It has good heat resistance, and the residual rate of pigment is more than 85% at 80 ℃ for 120 minutes. In the range of visible light (40lun-700nln), the light irradiation is stable, but the light irradiation is unstable in the range of 250nm-390nm. Therefore, mast Mangiferin can be used as antioxidant and colorant in food industry.

Mast yellow pigment has excellent dyeing ability to protein, starch and so on. It can be widely used in pastry, candy, flour, beverage, Flax lignans, biscuit, ice cream and other foods.

Silk fabric

The results show that natural gardenia yellow can dye silk fabrics. By changing the dyeing conditions, direct dyeing and mordant dyeing were used to dye silk. The optimal dyeing process was obtained by orthogonal test analysis. The results show that gardenia yellow can be directly dyed on silk fabrics, and the amount of dyes has the greatest influence on the dyeing results, Ginkgo Biloba Extract and the dye has better lifting performance. Gardenia yellow is suitable for mordant dyeing.