It is important to know the difference between sunblock and suntan lotion. Sunblock is meant to protect the skin by reflecting the harmful UV rays. Suntan lotion is meant to harness the UV rays and mix them with ingredients to produce a tan. You should always ensure that you purchase the right kind of sun tan lotion - Amazon for best results.
People go for tanning to change the appearance of the skin. This is done by manipulating the melanin. When your skin is exposed to the sun melanin makes it darker. The UV rays from the sun are not good for the skin. Melanin is meant to block them so that they do not harm the body. Usually melanin is manipulated to make the skin more beautiful.