Good, but from the outside purple color How can it take on this color when the juice is squeezed out, if no trace of it can be seen?

Come together let’s investigate.

Blueberries normally have a blue color.

The squeezed juice contrasts so much in appearance that it can sometimes be confused with blackberries. on this subject from the University of Bristol A team has made interesting findings.

In fact, this situation is fair in blueberries not; This also applies to many fruits of the same color, such as juniper berries and blackthorn. Are the only common features that colors have in common?

The blue color of the fruit is actually related to the outer shell.

covering the blueberries, a waxy layer actually this. This layer also allows the scattering of blue and ultraviolet light. So while we see blueberries as blue, birds see blue-ultraviolet.

The team that conducted the research When we juice blueberries They attribute the resulting “purple” color to the pigmented juice of the fruit. This blue color does not occur in the juice of the fruit.

This coating covers plants and creates a natural protection mechanism. waxy structureIt is actually found in many fruits, even though we cannot see it.

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