It combines with the sunlight to create the spots. Vitamin C is essential to maintain skin elasticity. Elevated copper levels reduce the vitamin C content of the skin, causing a loss of normal skin tone. This is one reason why many of the cosmetic companies are adding Vitamin C to their formulas. You can thank elevated levels of estrogen and copper for that.
Copper also causes brittle and thin nails.
Grapes, chocolate, avocados, almonds, walnuts, white wine, beer, and soy protein like tofu are high in copper. People who spend a great deal of time in swimming pools can become toxic with copper, since the metal is a common algicide. Copper pipes can also be the villain, because they can leach the metal into the drinking water. Having too little copper can create difficulties, too. It can contribute to excessive facial hair.