Uneven horizontal grooves on the nails may be due to nail malnutrition or may be caused by a fungal infection.
Nail malnutrition: If the body is deficient in trace elements such as calcium, zinc or other nutrients, uneven horizontal grooves may appear. In this case, it is recommended to take appropriate calcium and zinc supplements and other related elements.
Fungal infections: Fungal infections can affect the formation of the nail plate, resulting in uneven horizontal grooves on the nails, and the typical symptoms of thickening of the nail plate, cloudy, etc. It is recommended that antifungal treatment, such as oral antifungal medication, compliance with the doctor’s prescription of the commonly used antifungal drugs are itraconazole capsules, terbinafine capsules, and so on.
There are also other reasons for the appearance of uneven horizontal grooves on the nails (such as anemia, etc.), it is recommended to go to the hospital to identify the cause, under the guidance of the doctor for treatment.