At least thousands of years, the application of natural edible pigment red: beet red, from beets, commonly used in yogurt, ice cream, etc., the ph stability, dragon fruit peel pigment is also in it. Carmine, from cochineal, is a akba boswellic acid kind of parasitic insects on the cactus, native to South America, mainly used in candy, beverage, optical and thermal stability. Anthocyanins, common in purple drink black fruits and vegetables such as eggplants, mulberries, blueberries, grapes, etc., it is sensitive to acidity, acid red, alkaline appear blue, often used in candy, drink, jelly, etc.
Orange: rouge orange trees, from the annatto seeds, native to South America, Africa, the color can be yellow, orange, can be red, orange, suitable for cheese, aquatic products, heat and light. Red pepper, extracted from carnosic acid price red chilli, orange-red color, light, heat and ph is stable. Yellow instead turmeric, ginger, curry, commonly used in beverage, ice cream, candy, to heat and ph stability. Lutein, source diversity, such as marigold, sunflower, orange peel, often used in drinks, cakes, to heat, light, ph stability. Carotene, sources, such as palm fruit, carrot, etc., often used in drinks, light, heat, ph stability.
Green: the chlorophyll, the pigment of common nature, one of which often is combined with metal ions, such as the nature of relatively stable copper chlorophyll, commonly used in beverage, ice cream, glucosamine sulfate and chondroitin sulfate candy, optical, thermal stability is good.
Black: carbon black plant, coking plant is formed by tiny particles that can be formed from gray to black color, light, heat and ph stability, often used in candy, ice cream. Cuttlefish juice, the squid ink sac melanin, light, heat, ph stability, often used in ice cream, rice flour products, baked goods, etc. Brown: malt baked brown, commonly used in baking food, ice cream, beverages, light, heat, ph stability. Caramel color, is to fry a camel, often used in beverages, condiments, such tannic acid astringent as ice cream, light, heat, ph stability.