Gardenia Blue

What is Gardenia Blue ?

Gardenia Blue is a naturally water-soluble pigment derived from the ripe fruit of the rubiaceae plant Gardenia jasminoides Ellis.Dark blue powder or liquid, soluble in water, aqueous ethanol and aqueous propylene glycol and other hydrophilic solvents, bright blue has a good dyeing effect on starch and protein. Gardenia blue as a natural blue pigment, widely used in a variety of food coloring, such as hard candy, pectin, AGAR gel gummy, pudding, majimaro sugar, biscuits, cake powder, thin cream, pine cake, ice cream, dairy products, vegetables and green beans and other canned, drinks, fruit juices. And because of its good stability and coloring power, it is used in the food and cosmetics industry, and has important commercial value and health benefits.

Physicochemical properties:

• Good water solubility, excellent heat resistance (no discolouration when heated at 120°C for 60 minutes)
• Strong pH stability (stable hue in the pH 4-8 range)
• Outstanding acid resistance (stable at pH 2.5)
• Strong staining power for proteins
• Avoid contact with Fe²⁺ or Sn²⁺ ions in order to prevent discolouration.

Main effects and applications
Food industry applications:

Widely used in hard candy, dairy products, beverages and other more than 20 types of food colouring
By compounding with yellow pigment or red pigment can form green or purple products
Especially commonly used in the beverage industry, including tea drinks, carbonated beverages, fruit juice drinks, etc.
Candy and chocolate field can improve the attractiveness of the appearance of the product, such as ice cream, fudge, etc.

Pharmacological effects:

It has certain antibacterial, anti-inflammatory and other pharmacological effects.
Higher safety, rat oral LD50 value of 16.7g/kg.
As a natural pigment, it avoids the health risks that may be brought about by synthetic pigments.

How to buy Gardenia Blue?

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