Sun tanning lotions are products designed to enhance the skin's ability to tan when exposed to sunlight. They often contain ingredients that help accelerate the tanning process, allowing users to achieve a deeper, darker tan more quickly. These lotions may also include moisturizers to keep the skin hydrated and prevent dryness during sun exposure. Many sun tanning lotions contain sunscreen components to protect the skin from harmful UV rays. However, the level of protection varies, so it's essential to choose a product that suits your skin type and desired tanning results. Always follow the instructions for application to ensure safety and effectiveness.