Shaving, deodorants and exposure to sunlight, causes formation of dark spots on the skin, especially on the neck and thighs and armpits. Instead of using chemical products full of harmful substances, use this natural remedy.
1 tablespoon of olive oil;
1 tablespoon of baking soda;
1 tablespoon of sea salt.
Mix the ingredients in a bowl until you get a creamy texture. And your remedy is ready. Just apply it on the affected area and your good to go.