What causes overgrowth of Malassezia yeast?

What causes overgrowth of Malassezia yeast?


What causes overgrowth of Malassezia yeast?

Some of the factors that seem to play a role in the overgrowth of the Malassezia yeast on your skin are the use of oral or topical antibiotics; stress and fatigue; oily skin, the yeast feeds on the oil, wearing of tight, synthetic clothing while sweating, yeast tends to grown in warm, humid environments; diabetes; …

What are the symptoms of Malassezia?

Malassezia folliculitis, especially in adolescent, may be misdiagnosed as acne or bacterial folliculitis, but comedones are absent and itching is a common symptom (Hald et al., 2014; Tsai et al., 2019). The itching may be less pronounced in immunosuppressed patients (Hald et al., 2014).

What does Malassezia feed on?

What, you may be wondering, do we feed these fungi? Skin oils. With only one exception, Malassezia species require a source of lipids, such as the oil you produce in your skin’s sebaceous glands, to grow. When we want it to survive on a petri dish in a laboratory, we need to add olive oil to our media.

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What happens if Malassezia is left untreated?

[10] If the disease is left untreated, it may cause complications like disfigurement of neck, face, trunk, etc., and may result in invasive infections. Recurrence rate of Malassezia in spite of treatment is about 60% in the first year and 80% in the second year.

What foods cause Malassezia?

Unlike other yeasts that use sugars as their food source (Saccharomyces and Candida) Malassezia feeds on fats. Because Malassezia depends on fats rather than sugars and because it lives on the skin, NOT in the intestines, it is unaffected by sugars and carbohydrates that are consumed in the diet.

Does Malassezia go away?

Malassezia folliculitis can take several weeks to months to improve, so be patient. Because Malassezia is normally present on our skin, Dr. Kim says long-term use of the formulas once or twice weekly might be necessary to stop it from coming back.


How do you get Malassezia?

Malassezia folliculitis results from overgrowth of yeast present in the normal cutaneous flora. Eruptions may be associated with conditions altering this flora, such as immunosuppression and antibiotic use.

Can Malassezia be transmitted?

furfur is one of a group of common commensal yeasts that normally inhabit human skin but may cause a variety of common dermatologic disorders. These conditions, including SD, PV, and Malassezia folliculitis, are benign and not contagious.

What is the best antifungal for Malassezia?

also showed high MIC values for ketoconazole, which is the most widely recommended topical antifungal to treat Malassezia skin infections.

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Is Malassezia yeast contagious?

Malassezia is not considered to be contagious to other animals or people; however there are very rare reports of immunocompromised humans being at greater risk of infection. Yeast infections can be localized (ears, perianal region, facial skin folds, interdigital spaces) or have a more generalized presentation.

Does Malassezia cause hair loss?

Malassezia is a type of naturally-occurring yeast that can cause inflammation and further damage to hair follicles if produced in excess and left untreated. Just like increased sebum production, increased Malassezia production can cause hair loss.

Does fluconazole treat Malassezia yeast?

In 74% of the patients the specific test for Malassezia spp. was negative after treatment. Fluconazole treatment in patients with seborrheic dermatitis proves to be successful, effective and safe.


Is Malassezia a candida?

Candida species are the most common cause of fungal infection in immunocompromised persons. Malassezia yeast, although normal flora in most healthy individuals, cause a wide spectrum of superficial cutaneous disease, including tinea versicolor and Malassezia folliculitis.

What kills Malassezia?

Pyrithione zinc kills Malassezia and all other fungi, and is highly effective against the Malassezia species actually found on scalp. Reduction in fungi reduces free fatty acids, thereby reducing scalp flaking and itch.

Is Malassezia harmful?

Genus Malassezia is known to man for more than 150 yrs as a commensal and pathogen. Though not usually life threatening, causing only chronic recurring superficial mycoses in majorities, it is under the scanner for the spectrum of diseases it can cause, including the systemic infections.

Is Malassezia itchy?

Malassezia (Pityrosporum) Folliculitis. Pityrosporum (Malassezia) folliculitis happens when yeast that occurs as part of your skin’s natural flora multiplies and infects the hair follicles. The condition causes itchy pimples to form on your face, scalp and upper body.

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How can Malassezia overgrowth be prevented?

In general, malassezia infections are treated with topical or oral antifungal agents, such as ketoconazole shampoo and oral fluconazole. Seborrhoeic dermatitis may also be treated with topical steroids.

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Written by: Sweeny Jane

proud mom of Baby, and i am an animal lover as I have at home a cat, a dog, a fish tank, birds… This diversity makes me special because I provide many answers to your questions that increase your knowledge about your pets friends. I have 7 years of experience working with pets. i hope you enjoy our tips.