Strong, direct sunlight or incandescent light can adversely react with compounds in wine and create potential wine faults. And for that reason, they are often packaged in darkly tinted/coloured bottles that offer some protection from the light.

Strong, direct sunlight or incandescent light can adversely react with compounds in wine and create potential wine faults. And for that reason, they are often packaged in darkly tinted/coloured bottles that offer some protection from the light.