Starting from injuries to malnutrition; several causes can contribute to split toe nails. A few such causes are mentioned below-Injury – physical activities involving continuous injury to the toe nail is the common cause. A split toenail can be caused by several causes. Crushing your nail tip or bed can result in your nail growing with a ridge or split-like appearance. Medical conditions such as anemia, thyroid disease (hypothyroidism), tuberculosis, Sjögren syndrome, and anemia can also cause split toenail. If your split extends into the nail bed, or if it causes bleeding, inflammation, or severe pain, apply an antibiotic ointment to your toe and wrap it in a bandage. Split nails are common.



They can affect both fingernails and toenails and are usually the result of physical trauma, such as an object crushing them. But with a little maintenance and a few tools, you can put a patch over the split … An injury may be a probable cause for a split nail.

According to eMedicineHealth, fungal infection of the nail bed can also cause splitting in addition to other symptoms such as yellow discoloration, thickening, and loss of the natural shape. Alternatively, tape over the crack with a small stretch of clear tape to hold it together. To fix a minor split toenail, file down the nail, which will keep it smooth and help avoid further cracking. A split toenail can be painful and can take a long time to heal if not treated properly.