Noticed vertical ridges on your nails lately? While often harmless, these lines can sometimes signal underlying health issues or nutritional deficiencies. Here’s a deeper look into what causes vertical ridges on nails and when you might want to consult a healthcare professional.

1. Normal Aging

Vertical ridges, which may become more prominent as you get older, are commonly a part of the natural aging process. These ridges typically run from the cuticle to the tip of the nail and are generally harmless.

2. Nutritional Deficiencies

A lack of certain nutrients can also lead to changes in nail health, including the appearance of vertical ridges. Important nutrients for nail health include:

Protein: Nails are primarily made of a protein called keratin. A protein deficiency can make it difficult for your body to build strong, healthy nails.

Vitamin B12: A deficiency in B12 can cause changes in nail color and texture.

Iron: Low iron levels can lead to vertical ridges and in some cases, spoon-shaped nails.