Gardenia Blue, a natural food pigment, is got from the gardenia (Gardenia jasminoides ELLIS) fruit of madder family by biological fermentation.
Gardenia green food color is a mixture of Gardenia yellow color with blue color obtained from Geniposide which is extracted, separated and refined from the gardenia fruit to react enzymatically.
Gardenia blue color is a kind of safe, non-toxic side effects of natural edible pigment, dark blue powder, soluble in water, China in 1990 in the development of new food additives to use the health standards when it will be Included in the production of protein, sugar and starch and other food, especially in the production of wine, the gulla blue is a pomegranate red and other complex pigment in the indispensable ingredients.
The appearance of gardenia blue is dark blue. It can easily dissolve in water, ethanol solution and propylene glycol solution, can not dissolve in organic solvent. The shade is stable in medium when PH is between 4 to 8. It has a good resistance to temperature, but not to light. The dyeability is good to protein than starch.
As pigments, food additives of seasoning, it is mainly used in food& beverage field.
As natural pigments, this can be added in cosmetic field.
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