A. If you spot whiteness or white spots in your nails, the reason could be nail disorder called leukonychia. It is caused by injury or trauma to the nail matrix. Often times, it has been observed that by taking regular care of nails, the spots fade with time. However, if the problem persists even with good diet, nail care and hygiene, it’s best advised that you see a dermatologist and get an expert opinion. Another reason could be use of excess chemicals through nail paints and nail paint remover which could’ve been causing damages to your nails.