1. Daily care: choose loose, cotton underwear, avoid wearing tight clothes for a long time, and reduce friction and irritation. This can gradually improve the skin color of the thigh root.
2. Introduction to whitening: This usually requires the use of whitening agent, which penetrates into the dermis through positive and negative ion exchange to achieve the effect of whitening skin. It usually takes 5 to 7 days to take effect.
3. Laser: The specific beam emitted by the laser instrument can crush the pigment particles under the skin in a short time, stimulate the proliferation of collagen, and also achieve the effect of whitening the skin, which generally takes 7 to 10 days.
4. Dietotherapy: Eat more foods that whiten spots and dilute pigments, such as cucumbers, red dates and lemons. Sticking to drinking cucumber porridge can make your skin tender, smooth and white.
5. Use the essence of Tianmeiyuan: smear it on the inner side of the thigh root once a day, and don't wash it off after use. Persisting in using 1-3 cycles can dilute melanin.
Before trying any method, it is best to consult a dermatologist or beauty expert to ensure safety and effectiveness. Especially skin diseases or sensitive skin, you must consult a doctor first.