Why do I keep smelling rotten egg smell?

Author: Cynthia Hoppe DVM  |  Last update: Monday, May 5, 2025

The two most common sources of a rotten egg smell are a natural gas leak and escaping sewer gas. Other leading causes for a rotten egg smell in houses can come from your drain pipes, well water, gassy drywall, water heater, or quite literally, rotten eggs.

Why do I smell rotten eggs out of nowhere?

1) Rotten Eggs This smell is probably septic gas, unless you have a carton of eggs hiding in your living room. Septic gas has a strong, naturally occurring odor that smells like rotten eggs. The smell is hydrogen sulfide, which comes from sewage and indicates a potential issue with your plumbing.

Why do I keep smelling rotten eggs in my nose?

Sinusitis, mouth infections, and certain foods, drinks, and lifestyle habits are usually behind bad smells in the nose. People can usually get rid of bad smells in the nose by using home remedies, trying OTC medications, and making lifestyle changes.

Why does my body odor smell like rotten eggs?

Trimethylaminuria. Trimethylaminuria is a rare genetic condition. People who have it are unable to break down a chemical compound called trimethylamine. The compound leaves the body in the sweat, urine, and breath, giving off a smell resembling that of rotten egg, fish, or garbage.

Why do I smell sulfur but nobody else does?

An olfactory hallucination, known as phantosmia, makes you detect smells that aren't in your environment. The odors you notice in phantosmia are different from person to person and may be foul or pleasant. You may notice the smells in one or both nostrils.

Why Your Burps Smell Like Sulphur?

How to get rid of hydrogen sulfide in body?

Nitrite therapy (found in the cyanide antidote kit) has been suggested as a therapy for hydrogen sulfide exposure. Amyl nitrite is given by inhalation (for 30 seconds every minute until an intravenous line is established) followed by intravenous sodium nitrite (300 mg over absolutely no less than 5 minutes).

What disease makes you smell like rotten eggs?

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. That can make your armpits and skin smell bad. It's normal for stress to cause smelly compounds to be released through your sweat.

What does unhealthy sperm smell like?

Semen, or cum, typically has a faint smell due to a mixture of chemicals, such as citric acid and calcium. It may also smell slightly sweet, as it contains fructose. A strong, fishy odor, might stem from an infection, while a very sweet smell may be a sign of diabetes.

How to get rid of rotten egg smell?

Chlorine bleach can effectively remove medium to high levels (over 6 mg/l) of hydrogen sulfide. The chlorine in the bleach chemically reacts with (oxi- dizes) the hydrogen sulfide eliminating the "rotten egg" odor. Chlorine bleach also reacts with iron or manganese, and disinfects water supplies.

Why do I have a constant rotting smell in my nose?

It sounds absurd but it can happen in plenty of situations! Several health conditions such as sinus infections, mucus or polyps in the airways, infections in the throat, etc. can result in a bad smell that's coming from within your nose. Sinus infection: Sinusitis is a major culprit when it comes to bad smell in nose.

Why does my sick smell like rotten eggs?

It smells like rotten eggs and is produced naturally in small amounts during the digestive process. The bacteria in the intestine produce hydrogen sulfide after being exposed to proteins and foods rich in sulfur. Meats and other foods with high sulfur content include: Poultry.

Why do I smell bad even with good hygiene?

Still, it's possible that things like diet, medical conditions or a bacterial buildup on the skin could be causing odor, Kopelman says. Hyperhidrosis, the medical term for excessive sweating, could also contribute, because bacteria thrives in moist environments.

Is rotten egg smell harmful?

Hydrogen sulfide has a characteristic rotten egg smell which can be detected at very low levels, well below those that are known to cause health effects. Smelling hydrogen sulfide does not mean that it will harm your health.

Why do I smell rotten eggs in my nose?

Sinuses become infected when small particles such as dust, pollen, or animal dander enter the nasal passages and become trapped. This can cause inflammation, which leads to a buildup of mucus and bacteria in the sinuses. As the bacteria and mucus accumulate, they produce a foul odor that can smell like rotten eggs.

Why does my fart smell like rotten eggs?

The rotten egg smell is due to hydrogen sulfide, a sulfur-containing gas made when your gut bacteria break down foods containing sulfur like broccoli, meat, and dairy. What can I eat to stop smelly gas? No foods will stop smelly gas, but avoiding the foods that cause it for you will help.

Is healthy sperm thick or runny?

Healthy semen looks off-white or slightly yellow, has a consistency similar to raw egg whites, and smells like ammonia or bleach. Occasionally, it may contain jelly-like clumps, which is perfectly normal, especially if you haven't ejaculated for a while.

Why do I smell fishy after he came in me?

The most common causes of unpleasant vaginal odor are: Bacterial vaginosis (BV): An infection that's caused by an imbalance in your vagina's flora. BV is responsible for the fishy smell most commonly associated with unpleasant vaginal odors. The fishy smell may be especially strong after sex.

Why am I smelling rotten eggs randomly?

The two most common sources of a rotten egg smell are a natural gas leak, and escaping sewer gas.

Does shaving armpits reduce smell?

Practical recommendations regarding the most effective means of reducing axillary odor include shaving of underarm hair in men.

How do I know if I have trimethylaminuria?

Trimethylaminuria symptoms can be present from birth, but they may not start until later in life, often around puberty. The only symptom is an unpleasant smell, typically of rotting fish – although it can be described as smelling like other things – that can affect the: breath. sweat.

What happens if you have too much sulphur in your gut?

However, it has been proposed that in some cases, too much sulfur in the diet can lead to intestinal problems, including: Diarrhea. Inflammatory bowel disease. Ulcerative colitis.

What bacteria causes rotten egg smell?

Hydrogen sulfide gas (H2S) can give water a “rotten egg” taste or odor. This gas can occur in wells anywhere and be: Naturally occurring - a result of decay and chemical reactions with soil and rocks. Produced by certain “sulfur bacteria” in the groundwater, well, or plumbing system.

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