Is it safe to use iodine in tanning lotion?

Using iodine in tanning lotion is not recommended, as it can cause skin irritation and allergic reactions. Iodine is primarily used as a disinfectant and can stain the skin, leading to uneven tanning results. Additionally, it does not provide adequate protection from UV rays, which can increase the risk of skin damage and cancer. It's best to use products specifically formulated for tanning that are safe and effective.