Artificial Nails and Food Hygiene | Nail Technician Answers Common Questions

Artificial nails raise many questions in food industry work. What kinds of nails tear protective gloves most easily? Do bacteria accumulate under artificial nails more readily than natural nails? And can artificial nails be kept clean if the workday involves constant handwashing and protective glove use?

We have previously discussed when artificial nails are permissible in food work and what hygiene requirements are associated with them. This time, we wanted to look at the topic from the perspective of the nails themselves.

We asked beauty entrepreneur Janina Mattila how the length, shape, condition, and maintenance of artificial nails affect keeping them clean, and what kind of nails she would choose for someone working in the food sector.

Which types of nails tear disposable gloves most easily? What kind of artificial nails should you get if you have to wear protective gloves in food work?

Generally, long or sharp-pointed nails tear gloves most easily, such as stiletto nails or sharply filed coffin nails. Short nails can also break a glove if their free edge is filed very thin and sharp.

For food industry work, the best options are shorter, oval, or soft almond-shaped nails. They shouldn't be too long, and the shape should be kept as rounded and soft as possible. A rounded square is also a good alternative if an oval or soft almond shape doesn't feel right for you.

Do bacteria and dirt accumulate under artificial nails more easily than under natural nails?

Potentially yes, but there are exceptions here as well.

A properly and well-crafted artificial nail leaves no open space or pocket between the natural nail and the enhancement. A correctly done artificial nail adheres tightly to the natural nail, making the underside completely smooth. The problem arises especially when the enhancement has separated from the natural nail, creating lifting. Various cracks and chips in the structure can also collect dirt and bacteria.

Of course, washing your nails and proper hand hygiene are always essential. So artificial nails do not automatically mean bacteria or dirt, but they do require a bit more attention to maintain good hygiene. Properly applied and well-maintained artificial nails can be cleaner than neglected natural nails or a damaged nail with lifting.

Can hands and nails be kept properly clean with artificial nails?

Yes, they can. Well-made, intact, and moderately long artificial nails can be kept very clean.

However, with artificial nails, you need to pay a bit more attention to handwashing, especially if the nails have length. The area under the nails is where I would pay the most attention. For instance, if the artificial nails are short and rounded, cleaning them is significantly easier than cleaning very long, narrow nails.

You can clean under the nails with a nail brush. It allows you to gently yet effectively clean away any dirt that may have accumulated underneath both long and short artificial nails.

What are the most common hygiene mistakes people make with artificial nails?

One of the most common mistakes is choosing nails that are too long for one's daily routine. The longer the nail, the more surface area there is to keep clean.

Another problem is "protecting" a lifted or damaged nail for too long. If you notice damage, a chip, or a large air pocket in an artificial nail, covering it with a band-aid, for example, can actually increase the risk of bacterial growth. A couple of days might be fine, but if your next maintenance appointment is weeks away, you should get the nail properly repaired. This prevents dirt and bacteria from accumulating in the chipped, damaged, or lifted area.

Using nails as tools is another common mistake. Opening packages, scraping off stickers, or popping open cans with your nails strains them and increases the risk of damage. If a nail develops damage, a chip, or a crack, bacteria can accumulate much more easily than in an intact nail.

Delaying nail maintenance for too long also increases risks. The recommended maintenance interval is individually around 3–5 weeks. When the time between appointments stretches too long, the highest point of the nail, the apex, shifts forward, and the nail structure is no longer balanced.

This increases the risk of the nail snapping, chipping, cracking, or detaching completely. At the same time, it creates more opportunities for bacteria to gather. Consistently waiting too long between refills increases the risk of accidents and damage, and the condition of the natural nail can also suffer.

Last but not least is neglecting handwashing. Whether you have artificial or natural nails, hand hygiene must be taken care of. With artificial nails, it pays to give it even a little extra attention.

How should artificial nails be cleaned in daily life?

Cleaning artificial nails daily works almost the same way as cleaning natural nails.

Wet your hands, use liquid hand soap, and wash thoroughly. A nail brush can be used particularly around the under-nail area, but also generally over the nails. Finally, rinse and dry your hands well.

How can you keep your nails in good condition if your job requires constant handwashing and protective gloves?

The combination of constant handwashing and glove wearing is challenging for nails.

A natural nail expands when exposed to moisture. If hands are washed constantly and sweat inside protective gloves, the nails are often damp and expanded.

When an artificial nail is applied over a natural nail, the product is applied while the nail is in its normal state. A damp natural nail expands and then shrinks as it dries, but the product used in the artificial nail does not flex in the same way.

Because of this, tears, lifting, and chipping can form more easily between the product and the natural nail or around the edges, allowing dirt and bacteria to accumulate.

If you have natural nails, I would keep them relatively short and file away sharp corners. You should use hand cream and cuticle oil regularly, avoid picking at cuticles, and avoid using nails as tools. Wet or sweaty protective gloves should also be changed as needed.

If you have artificial nails, I would keep them at a suitable length, but not too long. I would preferably choose an oval or another rounded shape. You should also pay attention to the thickness of the nail. A properly built enhancement is applied thin, and an edge roughly the thickness of a credit card is sufficient. If the nail is made too thick, it can detach from the natural nail more easily, especially when daily life involves constant handwashing and wearing gloves.

It is also advisable to keep up with nail maintenance on schedule. In this type of work, regular refills are especially crucial because constant moisture affects the condition and retention of the nails. Waiting too long between appointments increases stress on the nail and the risk of damage, which in turn can create more opportunities for dirt and bacteria to collect.

What advice would you give to someone who works in the food industry but still wants well-groomed nails?

The best option from a hygiene standpoint is short, well-cared-for nails.

A neat shape, clean cuticles, and properly done nails are always a great starting point—whether it's gel polish applied by a nail technician, a structured gel overlay, artificial nails, or manicured natural nails.

I would keep the surface of the nails as smooth as possible. Large rhinestone arrangements and elaborate 3D designs should be kept to a minimum. The nails should also not be too long or sharp.

Above all, the most important thing is that the nails are intact, neat, and well cared for.

In Food Industry Work, Nail Condition Matters Greatly

Above all, one theme recurs in Janina's answers: besides length or material, the overall condition of the nails is essential. Long, sharp nails puncture protective gloves more easily, while cracks, chips, and lifting make keeping nails clean more difficult.

Additionally, in food handling work, workplace hygiene instructions must always be followed to ensure nails do not pose a hazard to food safety. For this reason, many workplaces ban artificial nails altogether.

If an artificial nail prevents the safe use of protective gloves, the employee cannot handle unpacked, easily perishable food items.

Do you want to ensure you meet the competence requirements for the Hygiene Passport? Register for the test and secure your spot today.

Studio Lemora | Janina Mattila

Studio Lemora entrepreneur Janina Mattila is a qualified cosmetologist, nail technician, lash technician, and PMU artist. Janina has been a beauty entrepreneur since 2021. Located in Hakaniemi, Helsinki, Studio Lemora offers services such as gel polish manicures, structured gel manicures, and artificial nails. For Janina, doing nails is about careful craftsmanship and using high-quality, safe products, alongside achieving a beautiful result.