
Gel manicures are a popular beauty treatment, as they give nails a natural-looking finish and strengthen nails. However, gel nails can sometimes crack, which can be due to several reasons, such as improper removal, over-filing, or bending and bumping the nails. To fix cracks in gel nails, it is recommended to use a builder gel or acrylic gel to fill in the crack and smooth the nail surface. This can be done at home or by a professional nail technician. Additionally, maintaining nail health by keeping nails short and avoiding excessive exposure to water can help prevent cracks in gel nails.
| Characteristics | Values |
|---|---|
| Prevention | Keep nails short and without a free edge to reduce the risk of bumping or flexing |
| Avoid using a hard top coat over a flexible colour gel system | |
| Avoid over-filing or thinning of the natural nail | |
| Use gloves while washing dishes and handling other wet chores | |
| Use a nail hardener | |
| Repair | File the crack and fill with a gel top coat |
| Disinfect with isopropyl alcohol | |
| Cut off the cracked tip with scissors, then file, apply primer, base, and cure in a lamp | |
| Rebuild the nail with professional styling products, such as builder gel or UV gel polish |
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What You'll Learn
- Using a hard top coat over a flexible colour gel system can cause cracking
- Thin nails are more flexible and prone to cracking
- Nails should be kept short to avoid bumping or flexing
- Cracks can be fixed at home with builder gel or UV gel polish
- Cracks can be caused by over-filing the sidewall structure of the nail

Using a hard top coat over a flexible colour gel system can cause cracking
If you're experiencing cracking in your gel nails, it may be due to the type of top coat used. Using a hard top coat over a flexible colour gel system can cause cracking. This is because the natural nail is the base that supports the nail product, and if it bends beyond the flexibility of the gel on top, it can create stress fractures. These start off small but can lead to visible cracks or breakages with repetitive bending or bumping.
To avoid this issue, it is recommended to use a softer gel that matches the flexibility of your nails. Nails that are kept shorter and without a free edge are less likely to experience bending or bumping, reducing the risk of stress on the nail plate. If your client or you prefer longer nails, consider using full cover tips to add length while keeping the natural nail short.
Additionally, improper removal or over-filing can cause the nail plate to become thin, making it more susceptible to bending and cracking. It is important to educate your clients on safe removal techniques, such as using a gentle buff to remove the shine instead of roughing the surface of the natural nail. If damage has occurred, reducing the length of the nail and starting a nail "rehab" program will allow the nail to grow out any damage.
To fix cracked gel nails, you can file the broken part of the nail and apply a layer of gel polish, using a gel top coat or builder gel for extra strength. Let it cure and apply another coat to restore the strength of the nail. Clear dip powder is another option that provides strength and does not require a UV nail light.
To summarise, using a hard top coat over a flexible colour gel system can cause cracking due to the mismatch in flexibility between the natural nail and the gel. To prevent and fix cracking, it is crucial to consider the flexibility of the nail and choose appropriate products and techniques that support the health of the natural nail.
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Thin nails are more flexible and prone to cracking
Gel manicures can be tough on nails, causing brittleness, peeling, and cracking. Repeated use can also increase the risk of skin cancer and premature skin aging on the hands. Thin nails are more flexible, and if bent beyond their flexibility, they can start to create stress fractures. These fractures start off small but can lead to visible cracks or breakages if the nail bends or bumps repeatedly.
The natural nail acts as a base that supports the nail product. If the natural nail is thin, it can be bent beyond its flexibility, leading to stress fractures. Improper removal or over-filing are common reasons for thin nail plates. When removing gel nails, it is important to avoid rushing and using force, as this can cause delamination and thin the natural nail. Instead, clients should be taught safe removal methods, such as gently soaking off the gel.
To prevent cracking in thin nails, it is recommended to keep nails short and without a free edge. This reduces the risk of bumping or flexing, which can add stress to the nail plate. If clients prefer longer nails, it is suggested to use full cover tips to add length while keeping the natural nail short. Additionally, it is advised to avoid using gels that require 'roughing' the surface of the nail, as this can cause further damage.
To maintain healthy, flexible nails, it is crucial to keep them moisturized. Using a moisturizing product, such as petroleum jelly, several times a day can help minimize brittleness and prevent chipping. It is also important to be mindful of the products used on the nails and hands. Regular contact with household cleaning chemicals can damage nails, so it is recommended to wear protective gloves when handling such products.
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Nails should be kept short to avoid bumping or flexing
Keeping nails short is a good way to prevent cracks in gel nails. When nails are long, there is a higher chance of them bumping or flexing, which can cause visible cracks or even breakages. The natural nail acts as a base that supports the gel on top. If the nail bends beyond the flexibility of the gel, it can create stress fractures. These fractures start off small but can lead to larger issues with repetitive bending or bumping.
Short nails are less likely to break or tear, reducing the risk of painful injuries. This is especially important when playing sports or engaging in other physical activities that involve using the hands. Additionally, long nails can trap dirt and bacteria underneath them, increasing the risk of transferring germs to your face or food and potentially leading to infections or illnesses.
To fix cracks in gel nails, it is recommended to reduce the length of the nail and start a nail 'rehab' program to allow the nail to grow out any damage. If you have a UV nail lamp, you can give yourself a nail-repairing gel manicure at home by filing the broken part of your nail and applying a layer of gel polish, followed by a top coat or builder gel for extra strength.
It is important to note that over-filing or thinning of the natural nail is one of the leading causes of nail issues. Instead of filing, you can also use a tea bag to fix the break, followed by a layer of gel polish. Proper structure and apex placement of the nail can also help to avoid gel polish cracking.
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Cracks can be fixed at home with builder gel or UV gel polish
Cracks in gel nails can be frustrating, but they can be fixed at home with builder gel or UV gel polish. It's important to note that you should only attempt to fix cracks at home if the nail is otherwise healthy and there is no wound, severe pain, or other concerning symptoms. If you experience any of these issues, it is recommended to consult a professional nail stylist.
If you have a UV nail lamp, you can repair your gel nails at home. Start by gently filing the nail to smooth out any uneven surfaces. Be careful not to over-file the nail, as this can weaken the nail bed and lead to further issues. After filing, apply a small amount of builder gel or UV gel polish to the cracked area, ensuring that the edges are thin and smooth, and a slightly thicker layer remains in the crack. Place your nails under the UV lamp to cure the gel.
For larger cracks, you may need to use a builder hard gel or acrylic gel. After curing, gently smooth the nail with a nail file, and then apply a thin layer of gel to the entire nail for a uniform finish. You can also use clear dip powder instead of gel, which does not require a UV lamp and provides the same strengthening effect.
To prevent cracks in gel nails, it is recommended to keep your nails short and without a free edge. This reduces the risk of bumping or flexing, which can add stress to the nail plate and lead to cracks. Additionally, when applying gel polish, use thin and even coats rather than thick coats to avoid cracking. Proper nail preparation and apex placement are also crucial to prevent gel polish cracking.
Improper removal of gel nails, over-filing, and using hard topcoats over flexible colour gel systems can lead to thin and weak nails that are more prone to cracking. Therefore, it is essential to be gentle and careful when removing gel nails and to avoid over-filing the natural nail.
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Cracks can be caused by over-filing the sidewall structure of the nail
Cracks in gel nails can be caused by over-filing the sidewall structure of the nail during preparation. Over-filing can weaken the nail bed and sidewalls, which can lead to cracking. Therefore, it is recommended to avoid 'roughing' the surface of the natural nail and to only gently buff the nail to remove the shine. This will help to ensure that the natural nail is not damaged.
If over-filing has caused the nail to become thin, it is important to reduce the length of the nail and allow it to grow out and strengthen before applying gel again. Applying gel to an excessively thin nail can be unsafe, as it can allow products to soak through the nail plate and into the nail bed, increasing the risk of allergic reactions and chemical burns. It is also important to ensure that the gel is not applied too thickly, as this can cause heat spikes and pain during curing.
To prevent cracks in gel nails, it is recommended to use thin and even coats of polish, as this can help to avoid cracks from appearing. Proper structure and apex placement of the nail are also important, as a nail structure that is too flat will experience cracking in the stress zone and sidewalls. The gel polish should be blended perfectly flush into the cuticle of the nail, with the majority of the product placed over the stress area and a thinner amount towards the free edge.
Additionally, keeping nails short and without a free edge can reduce the risk of bumping or flexing, which can add stress to the nail plate and lead to cracking. If longer nails are preferred, using full cover tips to add length while keeping the natural nail short can be a good option. It is also important to keep nails out of water, as too much moisture can cause nails to crack. Using gloves while doing chores that involve water can help to keep nails in good shape and prevent cracking.
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Frequently asked questions
If you have a UV nail lamp, you can fix cracks in your gel nails at home by filing the crack, applying a gel top coat, filing again, and covering the nail with the same top coat.
If you don't have a UV nail lamp, you can use clear dip powder, which doesn't require a UV light.
To prevent cracks in your gel nails, it's important to prepare your nails properly before applying the gel. Avoid over-filing the sidewall structure of the nail, as this can weaken the nail bed and cause cracks. Instead, gently buff your nails with a 240-grit file to remove the shine.
Using a hard top coat over a flexible colour gel system can lead to cracking. Water can also cause nails to crack, so it's recommended to wear gloves when washing dishes or handling other wet chores.
If your client is experiencing cracking, experiment with different products to see if anything can prolong the manicure. Advise your client to avoid using their nails as tools and to maintain moisture in their manicure post-application.











































