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The Daily Insight

Why do your toenails curl inward

Author

Rachel Hunter

Published Mar 10, 2026

Nails that curve far inward at the sides are called ingrown nails. This condition may affect the toenails and be due to wearing shoes that are too tight, particularly in the toe box. Ingrown nails may also result from cutting the nails improperly. In some cases, treatment may involve removing part or all of the nail.

Why do your toenails curl as you get older?

In elderly people, the growth rate of the nail slows down relative to the adhesion strength, creating a condition called pincer nail where the nail plate forms a tight curl.

What does a pincer toenail look like?

If you notice that your toenails have a curled appearance or that the lateral edges seem to slope inward toward one another as the free edge grows, you may have what’s known as a pincer nail.

Is it normal for toenails to curl?

Although nails will typically curl under if they grow long, a toenail that grows upward isn’t uncommon. This is called a vertical nail. Toenails may curl upward for a number of reasons: This could be your toenails’ natural growth pattern.

How do you get rid of pincer nails?

There is no standard treatment for pincer nail. Several treatment methods, including conservative approaches and surgical methods, are used. Surgical therapy can produce a satisfactory result in cases with severe deformity; however, that invasive approach may cause severe discomfort.

What is pincer toenail?

Pincer nail is a common condition characterized by excessive transverse nail curvature, progressively pinching the nail bed distally, resulting in cosmetic discomfort, pain and functional limitation. Treatment is difficult and often unsatisfactory.

Why do my toenails curve downward?

Nails that curve far inward at the sides are called ingrown nails. This condition may affect the toenails and be due to wearing shoes that are too tight, particularly in the toe box. Ingrown nails may also result from cutting the nails improperly. In some cases, treatment may involve removing part or all of the nail.

How do you get rid of ram's horn on toenails?

Surgery is the only treatment option for onychogryphosis. The type and frequency of the surgery, however, is based on the cause of ram’s horn nails. If the condition is genetic, you may have to get the same surgery multiple times as the nails grow back.

What does Vicks VapoRub do for toenails?

Although designed for cough suppression, its active ingredients (camphor and eucalyptus oil) may help treat toenail fungus. A 2011 study found that Vicks VapoRub had a “positive clinical effect” in the treatment of toenail fungus. To use, apply a small amount of Vicks VapoRub to the affected area at least once a day.

What is the white stuff under my toenails?

Nail psoriasis sometimes causes too much keratin to grow under the nail. This overgrowth is called subungual hyperkeratosis. People with hyperkeratosis may notice a white, chalky substance under the nail. When this occurs in the toenails, the pressure of shoes pushing down on the nails might cause pain.

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What deficiency causes bent nails?

Abnormal Curving. The condition of an abnormally shaped fingernail is called koilonychia. Nails that curve upward in a “spoon” shape have a form of koilonychias that is indicative of a vitamin B12 deficiency or iron-deficiency anemia.

Do pincer toenails hurt?

A pincer nail is a common nail deformity of toenails and is characterized by nail thickening and nail plate deformation. It often causes severe pain for patients.

What does iron deficiency nails look like?

Koilonychia is an abnormal shape of the fingernail. The nail has raised ridges and is thin and curved inward. This disorder is associated with iron deficiency anemia. Leukonychia is white streaks or spots on the nails often due to drugs or disease.

What is a trumpet toenail?

Also called trumpet nails, pincer nails are an extreme curve in the nail, which “creates pressure and digs into the skin,” says Dr. Darren Weinheimer, a podiatrist who practices in Binghamton, N.Y. Clients with pincer nails often experience severe discomfort as the nail grows into the flesh.

Why do toenails get thick and curl?

Unfortunately, thickening toenails are a by-product of aging, in most cases. As we age, our toenails – and fingernails – slow their growth rate, and the nails thicken because the nail cells, called onychocytes, sort of pile up.

Is Listerine good for toenail fungus?

Though the ingredients in Listerine are thought to possess antifungal properties, no studies have proven that the mouthwash is a surefire way to get rid of foot and nail fungus. One study stated that Listerine could prevent fungal infections in people with autoimmune diseases.

What happens if you leave toenail fungus untreated?

If left untreated, fungal nail infections can cause difficulties with walking, exercising or manual tasks such as typing. The main symptoms of onychomycosis include the nail becoming: Brittle.

How do you get rid of buildup under your toenails?

  1. Clean the affected area with soap and water daily.
  2. Groom your nails regularly. …
  3. Apply an over-the-counter fungal treatment after you gently file your nails.
  4. Apply Vicks VapoRub on your toenail each day.

Why does my toenail look like a horn?

Onychogryphosis — also known as ram’s horn nails — is a condition mostly affecting the big toenail, in which one set of toenails grows substantially more, and faster, than the other.

What will a podiatrist do for toenail fungus?

If you recognize the symptoms of toenail fungus, you must meet with the right doctor, a podiatrist, for proper treatment. Podiatrists will treat toenail fungus by using topical creams, removing part of the nail, and or using more modern methods like laser therapy to eliminate the infection.

What kills nail fungus fast?

These drugs are often the first choice because they clear the infection more quickly than do topical drugs. Options include terbinafine (Lamisil) and itraconazole (Sporanox). These drugs help a new nail grow free of infection, slowly replacing the infected part. You typically take this type of drug for six to 12 weeks.

How do you get healthy toenails?

  1. Daily Cleansing. …
  2. Moisturize. …
  3. Frequent Trimming. …
  4. Filing. …
  5. Toenail Friendly Diet. …
  6. Wearing Proper Shoes and Socks. …
  7. Occasional Massage. …
  8. Treat Yourself To Foot Soaks.

What is toenail jam?

Toe jam is a nonmedical, umbrella term that refers to the smelly gunk which can accumulate between toes. When feet are sweaty or not washed often, toe jam may be more likely to result. Luckily, this condition is usually not serious, and responds well to lifestyle changes.

Can I cut off my toenail fungus?

If you do have a toenail fungus, your doctor will likely recommend one or more of the following treatment options: Trimming the Toenail Trimming the toenail is usually combined with medication, but having a podiatrist periodically trim the nail down is helpful and allows the medication to work better, says Sundling.

Does B12 deficiency affect nails?

Both iron and B12 are necessary for keeping nails strong and healthy. A deficiency in vitamin B12 can result in entirely blue nails, bluish-black pigments with wavy longitudinal dark streaks and brownish pigmentation ( 5 , 6 ).