Color added for esthetic or sales appeal or to hide colors that are either unappealing or show a lack of freshness. Colors are also used to sharpen the consumer’s appetite. Food color changes easily by heating or oxidation, and thus food colors are used to compensate for colors of food.
In general, synthetic food colors and natural coloring ingredients like caramel are used. Iodine also has been used as red food coloring in carbonated soft drinks.
A synthetic color refers to a color that is made from petroleum or coal products by virtue of being a synthetic coloring, each production batch requires FDA certification before it can be legally used in food.
Caramel in beverages gives them dark to light brown color and is usually associated with flavor of the type derived from roots, leaves, herbs and berries.
Caramel is an emulsifying agent as well as a colorant, In soft drinks, it helps keep the flavor oils suspended in the solution.
Coloring in softdrink
