China Natural Blue Food Coloring: Development and Application

Thursday June 06, 2024

Blue is one of the three primary colors, it is vitally important in food industries. At present, food processing factories, to get blue shade, always use synthetic blue colors, natural blue colors that fully meet the needs of the food industry are rare. Compared with synthetic colors, natural colors mostly derived from plants have coloring properties, low toxicity, no carcinogenic risk, and good biocompatibility and biodegradability. Therefore, natural colors have returned to the public’s vision and become the main force of food colors in food industries. Blue ice cream, blue cake, and blue candy can be seen everywhere.

China natural blue food coloring: The world’s largest market for natural blue food coloring supplier

China is now the world’s manufacturing superpower, especially in food industries, many EU, US, and Middle Eastern companies set up food factories in China. Due to the large number of Chinese food enterprises and multinational food enterprises, a surprising amount of natural pigments are consumed every year. To satisfy natural color consumption, many pharmaceutical and plant extract factories add color production lines. In the past 20 years, China has also seen the rise of many factories specializing in natural color production.

Common natural blue colors include Iridoid blue-based pigments(Gardenia blue), phycocyanin, indigotine, marennin, anthocyanin, etc. In the current standard for the use of food additives GB2760-2024, only Gardenia blue, indigotine, and phycocyanin are allowed to be used.

Gardenia blue/ Jagua blue

At present, gardenia blue pigment is generally contained in rubiaceous cape jasmine (Gardenia Jasminoides Ellis) Raw material geniposide is produced by the following method: Process geniposide to obtain Geniposide with β-glucosyl enzym, Geniposide with Amino acid reaction obtain gardenia blue pigment. Jagua Blue uses the same method extracted from unripe Genipa Americana Linne (Rubiaceae) fruit.


Plant extract indigotine coloring technology has been forbidden to export since 2002. In the indigotine producing process, the producer must add calcium hydroxide and other chemical additives, and It needs to undergo fermentation to make the final natural blue color. Although China allows to use indigotine in chocolate, candy, fruit vegetable beverages, due to Public perception, food suppliers prefer other natural blue color phycocyanin over indigotine.


Phycocyanin is also called blue spirulina, spirulina extract, essentially a protein. Phycocyanin application is affected by temperature and pH. In general, phycocyanin is mainly suitable for food environments with high sugar, high protein, low water content, and alcohol content below 20%, temperature lower than 60℃, and pH between 4.5 to 8.0. Through different cell disruption methods extracting the natural blue food color, some manufacturers can only use physical methods to extract phycocyanin, and all the producing processes only add water. Because of this, phycocyanin is very safe to use as a food colorant. In addition, phycocyanin has many health benefits, including immune friendly, anti-cancer, anti-diabetes, anti-oxidation, anti-inflammation, anti-virus, and so on.

Wholesale natural blue food coloring

China markets consume huge amounts of natural blue colors, at the same time, Chinese markets have a strong ability to supply natural colors. According to customs data, world-renowned natural color companies prefer to source in China, such as Sensient Color, GNT, Givaudan, etc. Search crucial words”China phycocyanin factory”, “China blue spirulina manufacturer”, “natural blue food coloring factory” and others on the Goole website, customers can find natural blue color suppliers from China.

Binmei Biotechnology Phycocyanin Quality and Cost Advantages

Phycocyanin series products, Binmei Biotechnology investing all efforts to polish this product, can provide customers with different color values of powder and liquid products, as well as organic phycocyanin. In addition, for customers who use phycocyanin for candy coating, phycocyanin beer, phycocyanin milk tea, phycocyanin cake, and other different application scenarios, Binmei Biotechnology can provide customized services, which can solve the problem of phycocyanin oxidation in the sunlight for candy customers and the problem of phycocyanin precipitation in beer customers. To support companies using phycocyanin for their industry application scenarios, Binmei Biotechnology will supply customers with suitable color schemes.

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