Purple Sweet Potato E20 Liquid 

Purple Sweet Potato E20 Liquid is obtained from purple potatoes and appears as a purple red liquid with a characteristic scent. This product is used as a water soluble, natural red color in beverages, bakery products, and confectionery.




Yunnan Rainbow Bio-tech. Co is the biggest transporting company of water soluble natural colors and one of the main transporting businesses of marigold and paprika oleoresins. They also offer Vegetable Juice Concentrates, 20-Hydroxyecdysone, Xanthophylls and Tannic Acid. They are constantly improving their technology and own several patents on special technologies, for example, Ultasonic Extraction and Molecular Distillation.


Yunnan Rainbow Bio-tech. Co., Ltd

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