Darkening of the knees can be due to various reasons . One of them can be some nutritional deficiencies as an underlying cause . We might have to do some investigations to find out . Once that is corrected , there should be some improvement.  We can combine  the same with treatments such as peels or Lasers and lighten the pigmentation.  It will take a few number of sessions . You can visit us at the clinic or so and online consultation for the same

Hii.. Dark colour can be due to various factors like harmonal effects, vitamin deficiencies, stress, dryness... Need to be treated correctly to prevent further damage to skin... Need complete evaluation and history for accurate diagnosis, After that  correct treatment options can be provided Use hhlite cream at night for now... Chemical peels and laser also best for you.. Take antioxidants also for now So kindly consult on-line for further evaluation and prescription

Take consultantion and discuss in detail

Consult online for further treatment

No need to worry.specific treatment is available.it depends on severity of the disease . Complete medical history is required.. Pls do online consultation with Dermatologist for detailed prescription & guidance.