Natural Food Colors

Purple Sweet Potato

An anthocyanin color from purple sweet potato, supplied as a powder with catalogue color value E8-30.

Purple sweet potato source
Anthocyanin pigment
Powder form

Purple Sweet Potato — product photograph.Image sources

Product specifications

Product Name: purple sweet potato color
Source: Purple potato
Format / specification (catalogue): Purple sweet potato color is in powder form with color value between E8-30
CAS number (catalogue): 525-82-6
E-number (catalogue): E163i

Specifications from the product catalogue. Confirm the current grade and supply format with your inquiry.

Product description

Purple Sweet Potato color is an anthocyanin pigment. The original description identifies the root tuber, stems and leaves of purple sweet potato as source material. It describes a bright color with no peculiar smell. The numbered specification lists powder form and color value E8-30.

Applications

Food products, health products, cosmetics and pharmaceutical products are listed application areas.

Research and development

The product summary describes research and development focused on quality, stability and application of Purple Sweet Potato.

Color reference

Screen color reference from the product swatch.

Purple Sweet Potato ColorWS · water-soluble reference

Application references

Application concepts from the product reference image.

Beverages
Purple beverage color concept.

Original catalogue

Natural color selection chart

Original catalogue reference. Confirm current specifications and availability by inquiry.

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Original natural color selection chart — all 16 catalogue entries
Natural colors	Color & INS number	Properties	Stability	Applications
Beet red	162	Liquid/Powder form Water/Oil soluble	Heat resistant Good lightfastness Pink color and stable at pH < 7 Ascorbic acid enhances lightfastness	Ice cream Solid drink Yogurt Jam
Red rice redCatalogue-only entry		Liquid Form Water Soluble	Heat and light resistant Stable against metal ions Color varies with pH Purple in alkaline solution
Monascus red		Liquid/Powder Form Water Soluble	Heat stable over 100oC Stable hue (pH 2-14) Poor lightfastness Stable against metal ions	Beverage Spice
Radish Red		Liquid/Powder Form Water Soluble	pH=3: Red pH=6: Purple pH=8: Blue	Beverages
Paprika red		Liquid Form Water and Oil Soluble	Heat, light and pH resistant Not resistant against Iron, Copper, Cobalt and other ions	Meat Seasoning Bakery
Purple Sweet Potato Color		Liquid/Powder Form Water Soluble	Good heat and light resistant Color change depends on pH	Beverage Candy Jelly
Titanium DioxideCatalogue-only entry	171	Liquid/Powder Form Water Soluble	Good heat, light, and pH resistant	Pharmaceutical Chocolate
Natural Mixed Carotene		Liquid/Powder Form Water and Oil Soluble	Good heat and light resistance	Bakery Candy Chocolate Jelly, jam Ice cream Pharmaceutical Yogurt
Gardenia yellow		Liquid/powder form Water soluble	Good heat, light and pH resistant Strong resistant to metal ions Under acidic condition; it presents good heat resistant and normal lightfastness	Beverage Bakery Candy Jelly, Jam yogurt
Turmeric	100ii	Liquid/powder form Water, alcohol and oil soluble	Emulsion form Good heat and light resistant when dispersed in water Normal forms show good heat resistant, strong dyeing property and lightfastness	Chocolate Solid drink Medicine Meat product Seasoning
Carthamins Yellow		Liquid/Powder Form Water Soluble	Good heat and light resistant Color change affected by Fe3+	Bakery Candy Jelly, Jam Yogurt Beverage
Caramel ColourCatalogue-only entry	150	Liquid/Powder Form Water Soluble	Good heat, light and pH resistant	Bakery Seasoning Meat product Jam Candy
β-carotene	160a	Liquid/Powder Form Water and Oil Soluble	Good heat and light resistance	Bakery Candy Jelly, Jam Yogurt Beverage
Sodium Copper Chlorophyllin	141ii	Liquid/ powder form Water soluble	Strong dyeing properties Under neutral and alkaline media, it presents good stability and strong heat and light resistant Under acidic medium, form precipitates and	Ice cream Yogurt Bakery Candy
Gardenia blue		Liquid/powder form Water soluble	Good stability Heat and light resistant Stable at pH 4 to 8 and no formation of precipitates	Beverage Candy Ice cream
Vegetable carbon black	153	Liquid/Powder Form Water and oil dispersion	Applied to all type of food products	Bakery Candy Jelly, Jam