Determination and Comparative Study of Sugars and Synthetic Colorants in Commercial Branded Fruit Juice Products

Table 4

Different types of synthetic and natural colorants present in fruit nectar samples.

Brand	Product	Rf value	Types of colorant present
1	Mango		Natural colorant (carotenes)
	Mixed fruit		Natural colorant (carotenes)
	Wood apple		Natural colorant (caramel and ammonia caramel)
	Orange		Natural colorant (carotenes)
2	Mango	Rf1 = 0.74; Rf2 = 0.55	Synthetic colorant (sunset yellow and tartrazine)
	Mixed fruit	Rf1 = 0.74; Rf2 = 0.79	Synthetic colorant (sunset yellow and carmoisine)
	Wood apple	Rf = 0.74	Synthetic colorant (sunset yellow)
3	Mango		Natural colorant (carotenes)
	Mixed fruit		Natural colorant (carotenes)
	Wood apple		Natural colorant (caramel)
	Orange		Natural colorant (carotenes)
4	Mango	Rf1 = 0.74; Rf2 = 0.55	Synthetic colorant (sunset yellow and tartrazine)
	Mixed fruit	Rf = 0.74	Synthetic colorant (sunset yellow)
	Orange	Rf = 0.74	Synthetic colorant (sunset yellow)