Filing works for both horizontal and vertical splits. Either way, it will make your nail less jagged and less likely to catch on things, like socks or carpet. If part of the nail is still attached but hanging on very loosely, use scissors or nail clippers to trim it off before filing. [2] X Trustworthy Source National Health Service (UK) Public healthcare system of the UK Go to source

This method works best when the split in your toenail does not extend down into your nail bed. Severe splits will need more immediate attention. This solution is useful if you split your toenail while at work or on-the-go. It’s not a long-term solution, though. Fix the split at home or go to a professional salon as soon as possible.

Petroleum jelly helps moisturize your nail and the surrounding area, which promotes healing. Change your bandage once a day to help prevent infection and keep the area clean.

When you’re done soaking, dry your foot off well, then reapply petroleum jelly and a new bandage.

Toenails can take up to 18 months to grow back completely. If the split is near the bottom of your nail, you may have to wait a while for it to disappear all the way.

Increased pain Redness Heat Tenderness Swelling Pus

Toe fungus is relatively common, and fortunately, is fairly easy to treat.

If you have particularly sweaty feet, be sure to air out your feet regularly and change into clean socks whenever you can.

Keep your nails extra moist by keeping some foot cream by the sink and moisturizing them every time you get out of the shower.

Try to save pedicures for special events instead of getting your toes done every week. This will help keep your nails strong and save you money, too.