The method of azelaic acid light spots
There is a technique of light spots in the world, azelaic acid, which is quite usable. Its mild nature has many wonderful effects, which can remove dullness and eliminate the genus of dark spots.

The birth of husband dark spots, or due to poor qi and blood, or the imbalance of the organs, combined with the invasion of external evils, causes the skin to lose pride and dark spots gradually appear. Azelaic acid can seep into the skin, smooth the flow of qi and blood, and adjust the balance of the skin. Its production of melanin can be suppressed. The production of melanin depends on the action of various enzymes. Azelaic acid can make this enzyme, making it difficult for melanin to accumulate, and dark spots will fade.

And azelaic acid has antibacterial power. The skin may be dark due to bacterial disturbance. It can be removed to make the skin clear and the dark spots will also be lightened. When using, when cleansing the skin, take an appropriate amount and apply it to the dark spots, gently rub it to help penetrate. Use less at the beginning, gradually increase the amount, and check the skin's response. Or if you feel slightly unwell, it doesn't matter, just slow down for a while. If the discomfort is serious, stop it.

Use azelaic acid for a long time, qi and blood are smooth, the skin is prosperous, the dark spots will disappear, and the complexion will return to a bright state, and finally you will have a radiant and clear face.