Best Pituitary Diseases doctors in Lingampally

The symptoms you mentioned, like pigmentation, hair loss, and irregular periods, could be related to PCOS. The underlying cause of these symptoms can be hormonal imbalance. You need to visit a doctor who will make a diagnosis and will offer treatment options.

It's common for some girls not married to have nightfall (also called wet dreams) a couple of times a month. This is generally the result of hormonal fluctuations in your body. It is not a problem, and it will not have any effect on your married life or health. You can talk to a doctor for more reassurance if you are feeling worried. 

Take supplements like D rise 2K, Evion LC, and Methylcobalamin to boost your levels. It will take a few months for your vitamin D levels to go back to normal and you will start feeling better. Take your supplements as directed, get some sunlight, and eat foods rich in vitamin D like fish and eggs. follow up with your doctor to monitor your progress.