Usage of Azelaic Acid (Rhododendron Acid)
Those who want to make good use of azelaic acid must first know its properties. Azelaic acid, with bacteriostatic and anti-inflammatory properties, is often used for skin treatment. Now take ordinary azelaic acid products as an example to describe how to use it.

When you first use it, your skin is not used to it, so you should apply it lightly. Take an appropriate amount of azelaic acid on the pulp of your fingers, gently spread it over the cleansing and dry face. You can use it every two or three days at the beginning, until the skin gradually adapts, and then gradually increase the frequency.

Pay special attention when using it, avoid eyes, lips, and wounds. If the skin feels uncomfortable, such as itching or burning, stop using it immediately and cleanse the face with water. If the discomfort is severe, seek medical attention immediately.

Use it during the day, and add sun protection. Because azelaic acid or increases the skin's sensitivity to light, it is advisable to hold an umbrella, wear a wide-brimmed hat, and apply sunscreen when going out to prevent sun damage to the skin.

And use it well, not overnight. Persistence, according to the skin condition and doctor's advice, and good use of azelaic acid can obtain the benefits of skin health.