Hydrogen peroxide has been used for many years to treat skin conditions, including dark spots on the face. It is an effective way to lighten the dark spots on the face because it helps to break down the melanin in the skin that causes the dark spots. However, it can also cause skin irritation and dryness. It is important to use the correct concentration of hydrogen peroxide and to patch test before using it on the face. Additionally, it is recommended to use sunscreen when using hydrogen peroxide on the face to protect the skin from further damage.
Permanent dark spots can be difficult to remove. However, with the right treatments, it is possible to reduce their visibility. Depending on the size and depth of the spot, the treatment time can range from a few weeks to a few years. Laser treatments are the most effective way to reduce dark spots, but topical creams, chemical peels, and microdermabrasion can also work. It is important to see a dermatologist to get a personalized plan and to ensure the spot is treated safely and correctly.