Why does only my left armpit smell?

Author: Noemi Kunde IV  |  Last update: Thursday, January 15, 2026

And if you find that only one armpit smells? You might have put your antiperspirant on in a rush this morning. Or it could be due to a higher concentration of glands or substances such as 2-Nonenal in that armpit.

Why does my left armpit smell even after shower?

Armpits have lots of sweat glands, and bacteria love to hang out there. Even though you scrub them, some bacteria can still stick around. You might want to try using an antibacterial soap or applying some deodorant after your shower to help keep things fresh. That should help with the smell.

Why does one armpit sweat and the other doesn't?

arm more than the left allowing more air to circulate through your rt arm pit causing it to stay dryer than the left that is kept closer to the body trapping in sweat & heat & therefore not evaporating causing the sweat odor more so that the left & vice a versa if you are left handed.

What does thyroid sweat smell like?

Diabetes - Fruity smell. Kidney disease - Bleach-like smell. Infectious diseases - Varies with location and infection. Overactive thyroid - Sour smell.

How to stop smelly armpits?

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.

Stink Alert: Understanding the Reasons Behind Smelly Armpits

Why is one armpit smellier than the other?

WE DON'T USE BOTH SIDES OF OUR BODIES EQUALLY​

We are naturally going to use our dominant side more, so the increased activity may produce more sweat and bacteria.

How to reset armpit bacteria?

Personal hygiene and lifestyle
  1. Keep your skin clean by taking a daily bath or shower with antibacterial soap. ...
  2. Keep your armpits shaved, so sweat evaporates quickly and doesn't have as much time to interact with bacteria. ...
  3. Regularly wash clothing, and wear clean clothes.
  4. Wear loose-fitting clothing made of cotton.

What vitamin deficiency causes body odor?

Vitamin D does more than just give you a sunny glow—it's also super important for keeping your skin and body in check. If you're low on it, your skin could let more bacteria do their thing, which = more body odor.

What are the symptoms of high thyroid?

Symptoms of an overactive thyroid can include:
  • nervousness, anxiety and irritability.
  • hyperactivity – you may find it hard to stay still and have a lot of nervous energy.
  • mood swings.
  • difficulty sleeping.
  • feeling tired all the time.
  • sensitivity to heat.
  • muscle weakness.
  • diarrhoea.

What does diabetic sweat smell like?

People with uncontrolled diabetes can experience a fruity or acetone-like smell (think nail polish remover) on their breath or skin. This is due to the buildup of ketones in your bloodstream, which is a byproduct of fat breakdown.

Why do I sweat more on my left side?

Excessive sweating usually happens the same on both sides of your body. When it doesn't, it's called asymmetric hyperhidrosis. This type of excessive sweating suggests there's a problem in your nervous system.

How to detox armpits?

An armpit detox is a mask that can be applied to your underarms for around 15 minutes. The mask can be made at home with common household items like baking soda and cornstarch, or some beauty brands offer their own masks or scrubs.

Does shaving armpits reduce smell?

Does shaving your armpits reduce body odor? Yes, shaving can help reduce body odor. Hair provides a breeding ground for bacteria, which break down sweat and produce odor. Removing hair can decrease this bacterial activity.

What autoimmune disease causes body odor?

Trimethylaminuria (TMAU) is a rare disorder in which the body is not able to metabolize the chemical trimethylamine, and this causes body odor.

How not to smell down there?

How can vaginal odor be prevented?
  1. Practice good hygiene. Shower regularly and only use mild, unscented soap and warm water to clean your vulva. ...
  2. Don't douche. ...
  3. Wear light, breathable clothing. ...
  4. Drink plenty of water. ...
  5. Protect your vagina (and vaginal flora) during sex.

Why do my armpits smell bad even with good hygiene?

We all have natural bacteria on our skin and that's totally normal. However, when our sweat interacts with that bacteria, it can cause the production of compounds that can have a strong smell. This is especially true in the armpits, where the warm and moist environment encourages more bacteria to grow.

What is a thyroid belly?

A common symptom of an underactive thyroid is weight gain, often around the abdomen. However, the American Thyroid Association states that the weight gain may not necessarily be due to the build up of fat, but the accumulation of salt and water.

What are the warning signs of a bad thyroid?

What are the symptoms of thyroid disease?
  • Slower-than-usual heart rate.
  • Feeling tired (fatigue).
  • Unexplained weight gain.
  • Feeling sensitive to cold.
  • Dry skin and dry and coarse hair.
  • Depressed mood.
  • Heavy menstrual periods (menorrhagia).

What part of the body itches with thyroid problems?

Where might a person itch with thyroid problems? Itching can occur anywhere on the body, but often occurs in crevices such as the armpits, elbows, and groin.

Why do I smell bad even with good hygiene down there?

It's normal to smell “down there,” even after bathing. Your vagina resides in a warm, dark place loaded with lymph nodes and glands. It has its own delicately balanced ecosystem with unique, odor-producing bacterial flora.

Why do I suddenly start smelling of bo?

Causes of body odour

hormonal changes. being overweight. having a condition like diabetes, kidney disease or liver disease. certain types of medicine, such as antidepressants.

What naturally kills underarm odor?

Baking soda and cornstarch: Cornstarch and baking soda are naturally water-absorbing agents. Mix two parts cornstarch and three parts baking soda to create a natural antiperspirant deodorant powder. Lemon juice: Rub half a lemon directly on your armpits daily to reduce skin pH and make it uninhabitable for bacteria.

What does organ failure smell like?

Rarely, people can have bad breath because of organ failure. A person with kidney failure may have breath that smells like ammonia or urine. Serious liver disease can make breath smell musty or like garlic and rotten eggs. Compounds that are transported through the blood can also be released through your sweat glands.

What does high estrogen smell like?

Does estrogen have a smell? Estrogen doesn't have a scent, but hormonal changes during menopause can alter body odor. As estrogen drops and testosterone becomes more dominant, sweat may attract more bacteria, leading to stronger smells, particularly during hot flashes.

Previous article
Why am I not gaining weight even though I eat a lot?
Next article
How to remove a tattoo naturally at home?