A member asked:

What causes horizontal ridges in fingernails? mineral deficiency?

A doctor has provided 1 answer
Dr. Eduardo Haddad answered

Specializes in Nephrology and Dialysis

Protein deficiency: Malnutrition with low protein intake or chronic illnesses that cause consumption of body reserves lead to poor nail quality with horizontal ridges marking when it occurred chronologically.

Answered 1/5/2019

5.8k views

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