1, the purity of gold and silver jewelry is too low or even not silver at all. Some metals can cause skin allergies, such as nickel. Users are advised not to buy gold and silver jewelry in stalls to prevent skin inflammation.

2. Gold and silver jewelry reacts with other media to produce a third substance. The third substance is easy to cause allergies. For example, swimming in the sea, wearing a silver chain will produce a reaction.

3, the wearer is allergic skin. A small number of people are allergic to any metal, and gold and silver jewelry is no exception.

4. In addition, it is especially recommended to wear silver products for babies. Silver products are good for children, because their oxidation can help babies eliminate bacteria on their skin.