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Doctor insights on: Can Allergies Cause Foul Smell And Taste

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Can allergies cause foul smell and taste?

Yes: If you have significant inflammation in the sinuses, there can be residual changes in the sense of smell and taste. Additionally, if you make copious amounts of mucus, then bad breath is very common. ...Read more

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Dr. John Chiu
2,479 doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


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Can colds or allergies cause loss of smell?

Can colds or allergies cause loss of smell?

Yes.: Because of Nasal Congestion either from Infection or Allergy, one looses or reduces sense of smell. Therefore you may notice the food also does not taste the same. ...Read more

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Bad seasonal allergies that no meds respond to. Now can't smell or taste anything. Is this normal? What can I do to gain senses back? Help!

Bad seasonal allergies that no meds respond to. Now can't smell or taste anything.  Is this normal?  What can I do to gain senses back? Help!

Not normal: I think it's time for you to consult an allergist. Do note that sinus infection can also cause loss in smelling or taste function. ...Read more

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What would cause my 17 year old to have a bad sense of smell? She has no allergies but is frequently stuffed up. It is getting worse over the years.

What would cause my 17 year old to have a bad sense of smell?  She has no allergies but is frequently stuffed up.  It is getting worse over the years.

Smell test!: If you take your daughter to an ent, they can do smell testing to get a measure of just how limited her sense of smell is. They can then do a thorough work-up to evaluate for causes. Often this is something simple like allergies, however, there can be rare other causes that should be looked for. ...Read more

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What would cause the interior of a nostril to smell like vinegar? I live in Jersey and I've developed allergies and the smell is seasonal.

What would cause the interior of a nostril to smell like vinegar?  I live in Jersey and I've developed allergies and the smell is seasonal.

? Chronic rhinitis: Can be due to allergies or some chronic inflammation, allergy can be due to any of the environmental allergens around, at any rate you need to be examined, your treatment and drug history taken, start with your PCP who may refer you to an ENT for further examination, if you can use saline nasal washes more often, that will help ...Read more

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Hello, In July of last year I came down with the flu, sinus and allergy kick in as well. had no smell for months, now smell and taste are the same.

Hello, In July of last year I came down with the flu, sinus and allergy kick in as well. had no smell for months, now smell and taste are the same.

Allergies or polyps: Seasonal symptoms in July usually points to a grass allergy, however if you have symptoms currently you are likely suffering from indoor allergens as well. Intranasal steroid sprays can help reduce nasal/sinus symptoms and prevent sinus infections from recurring. Acute loss of taste/smell can be secondary to a sinus infection however chronic issues could be due to nasal polyps. See an allergist. ...Read more

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High allergy! lost sense of smell therefore lost sense of taste.. I sneeze frequently and all wet sneezes, sensitive nose to any external stimuli.

High allergy! lost sense of smell therefore lost sense of taste.. I sneeze frequently and all wet sneezes, sensitive nose to any external stimuli.

Nasal allergies: When your nasal passages are congested, you lose your senses of smell and taste. You need a prescription nasal spray ( not otc decongestant spray!) to improve your symptoms. See your doctor or a board certified allergist for best help with your nose problems. ...Read more

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What makes my baby's poo smell like fish. She's on no meds and no allergies.

What makes my baby's poo smell like fish. She's on no meds and no allergies.

What is your baby: eating? And how often does she go? Does she put anything in her mouth that she does not? Are there pets in the house that are licking her? All these questions are pertinent to the potential answer. Thanks for trusting in HealthTap. ...Read more

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I sneeze everytime i smell alchol or beer. Is this an allergy?

I sneeze everytime i smell alchol or beer. Is this an allergy?

Vasomotor: It is an irritant reaction and usually it occurs with strong smells, perfumes, spices, and other irritants. ...Read more

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When I went to Morocco I bought Nigella seeds. I was told if you smell them that it will help fight allergies. Is that true?

When I went to Morocco I bought Nigella seeds. I was told if you smell them that it will help fight allergies. Is that true?

Smell?: I haven't heard of smelling them, but may be behind the curve. Nigella seeds contain thymoquinone, which blocks (likely H2 receptor predominantly) histamine and is shown to activate TRP1 receptors. Notably, azelastine (nasal antihistamine) is effective in part due to activation/desensitization of TRP1 receptors (good for allergic and non-allergic rhinitis). Suspect Nigella acts (see comment) ...Read more