Understanding White Spots on Nails: Causes and Insights

White spots on nails, known as leukonychia, can be a common concern. This article explores the various types of leukonychia, their causes, and what you should know about them. From allergic reactions to trauma and fungal infections, understanding these signs can help you take better care of your nail health. Discover the reasons behind these spots and when it might be necessary to consult a professional.

By Narendra Chaudhary Mar 31, 2026, 15:51 IST

What Causes White Spots on Your Nails?

Have you noticed white spots at the base of your nails? If so, it's essential to understand why they appear, as ignoring them could lead to concerns later on.

Throughout the day, we encounter various unusual signs in our bodies, yet many choose to overlook them without seeking explanations. This is particularly true for changes in our nails, which often go unnoticed. Today, we will discuss a common phenomenon regarding nails that you may have overlooked or not understood.

Why Do White Spots Appear on Nails?

You may have observed that some individuals have white marks on their nails, typically found at the nail bed. If you have similar spots, do you know what causes them? Don't worry; we will explain. These marks are known as leukonychia, a common condition. If the white marks are at the base of the nail, it is referred to as 'true leukonychia.' If the spots are found beneath the skin of the nail, it is termed 'apparent leukonychia,' while spots on the nail surface are classified as 'pseudoleukonychia.'

What Causes Leukonychia?

You might be curious about the reasons behind leukonychia. One possible cause is an allergic reaction to products used on the nails, which can lead to these spots. Additionally, trauma to the nails can also result in white marks. In some cases, fungal infections may contribute to the appearance of these spots. Furthermore, certain medications can have side effects that manifest as white spots on the nails.