It isn't necessary
No, it would need to inherit a gene to change its colour.
No. It is all natural coloring from pig spit.
They have an odd coloring and they have a very tangy taste.
no there is not DNA in food coloring
Oranges, concentrates, sugars, coloring, and citric acid
food coloring doesnt stick to food it obsorbes into food
Blue food coloring
Food coloring is a dye, therefore it is not natural.
Oranges
food coloring is made up of many substances such as water and dye. The color of the dye is the color of food coloring.
Only if the food coloring is itself acidic.
Food coloring does not affect food, except to change its color. That's why it can be used in food.