What causes brown discoloration of fingernails

However, normally, the melanocytes are dormant.[ 3] maintain a proper diet and take food that contains vitamin b6 and b12.The nails of your toes or fingers are usually translucent and not pigmented.Arsenic poisoning can cause horizontal white lines to form on the nails or cause the nails to turn brown.It is the most common reason also because it is found everywhere around us.

Also known as chloronychia, green nail syndrome is the result of a fungal nail infection.An underactive thyroid or overactive thyroid.Medical conditions that cause discolored nails.Tobacco smoking paint, ink or dye contact excess use of nail polish removerIt can transmit through touch, air, and even dust.

Nail fungus usually starts with a white or yellow spot forming on the nail.Hormones and certain medications can also make pigmented bands in the nails, but be especially watchful for nail cancer symptoms, such as a brown or dark stripe that goes from the cuticle out to.Skin exfoliation done during manicure and pedicure helps to remove the dead skin cells and stimulate blood circulation.There may be no internal abnormality that leads to the change in nail color and if the external factor is removed, the nails should return to a normal color with time.Certain medical conditions, such as diabetes, poor circulation, or a heart or lung disease, can cause your toenails to change color.