Why Does Deodorant Stop Working? (2024)

Surely you have ever raised your arms and wondered what this smell is?

Why Does Deodorant Stop Working? (1)

If your deodorant is no longer effective, you may need to re-evaluate your deodorant routine. Several external and internal factors can affect your deodorant's effectiveness. These include humidity, altitude, and the microbiome of your skin. Also, certain foods, can affect the performance of deodorant. If you're using a deodorant for several years, you might need to re-evaluate its effectiveness based on these changes.

"Perceived differences in smell may have to do with how much the person is actually sweating," says board-certified dermatologist and founder of LM Medical Morgan Rabach, MD. Things like stress, hormonal changes, new medications, and different lifestyle factors can all impact how you sweat, and your go-to deodorant may not be able to stand up to the new situation. "There also can be changes in the natural bacterial flora that live on the skin, [as in] increased amounts, that lead to more bacteria interacting with the sweat and making the odor," she adds.

Stress

Your deodorant may be stopping working because of stress. There are several reasons for this.

When people are under high levels of stress, the glands in the armpits may produce more sweat, sometimes with a strong sulfurous odor. This stress sweat is thicker and contains more proteins, fatty acids, and steroids than normal sweat. As a result, it tends to be odorous. This is because it takes a longer time to evaporate off the skin, which gives bacteria enough time to mix with the sweat and create body odor.

When you're stressed, the sympathetic nervous system is activated and this can cause you to perspire excessively.Fortunately, the most effective remedy for a sweating problem caused by stress is to use clinical strength antiperspirant.

Hormones

Sometimes, your body is experiencing a change in hormones, which can affect the way it produces sweat.A change in your hormonal levels can cause your deodorant to stop working.

The most common hormonal change associated with bad body odor is menopause. A common side effect of menopause is hot flashes, which can lead to increased perspiration. The more sweat, the more foul-smelling compounds are produced as a result of the breakdown of extra sweat by bacteria.

Why Does Deodorant Stop Working? (2)

Eating Habits

What weeatcan play a significant role not only in body odor, but also in foot odor and bad breath. The nutrients and compounds that foods contain are essential for daily sustenance. However, some of them, especially when consumed in excess, can influence the smell.

Foods commonly associated with foul-smelling problems include red meat, seafood, egg yolk, garlic, onions, yogurt, beans, asparagus, broccoli, cabbage or cabbage, and spices such as mustard.

Why Does Deodorant Stop Working? (3)

Medication

Sometimesunderlying medical condition can affect the way your body secretes sweat.

Also, acommon side effect of many drugs is perspiration. Antipsychotic and antidepressant medications are known to produce it, as well as other medicines. In addition, overuse of aspirin and acetaminophen can also lead to increased sweat production.

Why Does Deodorant Stop Working? (4)

Poor Hygiene

Another reason why deodorant may stop working is because of poor hygiene. Poor hygiene can lead to the accumulation of bacteria that cause bad odor. Many times we try to hide that bad smell using deodorants or perfumes, but more than fighting the problem we make it worse.

Why Does Deodorant Stop Working? (5)

Sometimes there's been too much product buildup under your armpit, which can lead to a lack of effectiveness. In order to fix the situation, take a break from using product on your armpits for three or four days to allow them to return to their natural state, then test your go-to product again. If it still doesn't work, it may be time to try a new brand.

Why Does Deodorant Stop Working? (2024)

FAQs

Why Does Deodorant Stop Working? ›

Several external and internal factors can affect your deodorant's effectiveness. These include humidity, altitude, and the microbiome of your skin. Also, certain foods, can affect the performance of deodorant.

Why does deodorant not work anymore? ›

Has anything changed? Internal factors, like what you're eating, and external factors, like your environment, can impact how well your deodorant works. Increased humidity and altitude affect your “BO” profile, not just how much you sweat but also your microbiome and how it reacts to sweat.

Why do I still smell when I use deodorant? ›

Even if you're using deodorant, you might still experience smelly armpits. This could be due to various factors such as diet, stress, hormonal changes, or even the type of bacteria present in your underarms.

Why does my deodorant go away? ›

When your skin is wet, it doesn't absorb products as easily (including your deodorant). So, if your applying deodorant fresh out of the shower, the formula may not necessarily stick. Not to mention, if you've just shaved your arm pits, then you can irritate your skin applying anything to those under arms.

When deodorant doesn't stop the odor? ›

If you've used multiple kinds of deodorants or antiperspirants and nothing helps to reduce your underarm odor, talk with your doctor. They can rule out underlying medical conditions and recommend stronger treatments.

Why does deodorant stop being effective? ›

Poor Hygiene

Sometimes there's been too much product buildup under your armpit, which can lead to a lack of effectiveness. In order to fix the situation, take a break from using product on your armpits for three or four days to allow them to return to their natural state, then test your go-to product again.

Can you become immune to deodorant? ›

CAN YOUR ARMPITS BECOME IMMUNE TO YOUR DEODORANT? If a product you use no longer works, it has to do with your body's physiological changes, not an immunity to the product's ingredients.

Why do my armpits smell even with deodorant all of a sudden? ›

Your body odor can change due to hormones, the food you eat, infection, medications or underlying conditions like diabetes. Prescription-strength antiperspirants or medications may help.

What's the best deodorant for stinky armpits? ›

Best Overall

Give your pits the protection they need with our top pick, the Uriage Clinical Strength Deodorant. It's a roll-on antiperspirant that glides on in just a few swipes to keep sweating at bay. The aluminum-based formula works by reducing underarm wetness, though it also targets odors.

How to detox your armpits? ›

To do an underarm detox, use 1 tablespoon of bentonite clay (a natural, detoxifying clay) mixed with 1 teaspoon of apple cider vinegar, which has cleansing properties, and 1 teaspoon of water. Apply the paste to your underarms for around 10 minutes daily for a week or more until your underarm odor subsides.

What is the strongest deodorant for a woman? ›

Women who sweat a lot, look no further than Certain Dri's clinical strength antiperspirant/deodorant, which lives up to its name. It's made with a high 25% concentration of the sweat-stopping active ingredient aluminum. "I recommend this for those who have excess sweating and need better control," Dr. Luke explains.

Is it OK to stop wearing deodorant? ›

“If you stop wearing deodorant or antiperspirant, you can develop a stronger odor over time,” Doyle said. “When you stop using (such products) and sweat more, this creates a breeding ground for bacterial and fungal overgrowth, which can cause odor to become stronger.”

Why is my deodorant not working all of a sudden? ›

Things like stress, hormonal changes, new medications, and different lifestyle factors (like harder workouts or shifts in the weather) can all impact how you sweat, and your go-to deodorant may not be able to stand up to the new situation.

Why do I only smell when I wear deodorant? ›

However, unlike antiperspirant, deodorant does not block sweat. Thus, the potential mingling of sweat and bacteria might lead to unexpected odors even after deodorant has been applied.

Does shaving armpits reduce smell? ›

Shave or Trim:

If you have body hair, consider shaving or trimming it as needed. Hair can trap sweat and bacteria, providing an environment for odour to develop. Removing or trimming body hair could help reduce bacterial growth and improve the effectiveness of deodorant or antiperspirant.

Why do my armpits smell worse with deodorant than without? ›

Why Antiperspirant or Deodorant Can Make You Smell Worse. In short, antiperspirant can make you smell worse because it alters the composition of bacteria in your armpits. And if you're a heavy sweater but only use deodorant, you may find yourself still sweating, which can make you smell worse.

How do you get rid of body odor when deodorant doesn't work? ›

The following suggestions may help:
  1. Bathe daily. Regular bathing, especially with an antibacterial soap, reduces the growth of bacteria on your skin.
  2. Choose clothing to suit your activity. For daily wear, choose natural fabrics, such as cotton, wool and silk. ...
  3. Try relaxation techniques. ...
  4. Change your diet.

Does your body get used to not wearing deodorant? ›

“If you stop wearing deodorant or antiperspirant, you can develop a stronger odor over time,” Doyle said. “When you stop using (such products) and sweat more, this creates a breeding ground for bacterial and fungal overgrowth, which can cause odor to become stronger.”

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