September 2023 in “Bioscience, biotechnology, and biochemistry” Bacterial communities on scalp hair are unique to each person but consistent across different scalp sites.
7 citations
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September 2020 in “Bioscience Biotechnology and Biochemistry” The scalp has more diverse bacteria, while hair has more bacteria and unique types.
1 citations
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September 2024 in “Scientific Reports” Non-invasive swabbing is as effective as cutting hair for collecting scalp hair bacteria.
1 citations
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April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” People with Hidradenitis Suppurativa have less diverse skin bacteria and different bacterial metabolism than healthy individuals.
114 citations
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February 2023 in “International Journal of Molecular Sciences” The skin microbiome is crucial for skin health, and more research is needed to explore its role and potential treatments.
April 2018 in “Journal of Investigative Dermatology” Sensitive scalp has higher pH, more redness, abnormal sebum, and altered bacterial makeup.
Geography affects skin microbiome more than genetics, but genetics still play a role.
3 citations
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August 2022 in “Molecules/Molecules online/Molecules annual” A new strain of bacteria from the human skin can help prevent hair loss.
November 2024 in “Journal of Investigative Dermatology” Changes in scalp bacteria are linked to female hair loss, suggesting new treatment options.
365 citations
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November 2018 in “Journal of Allergy and Clinical Immunology” People with atopic dermatitis have different skin bacteria, and targeting these bacteria might help treat the condition.
13 citations
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January 2022 in “Advances in Dermatology and Allergology” Alopecia areata may be linked to imbalanced gut bacteria.
48 citations
,
January 2003 Endophytes from Southeast Asia and Japan can produce useful substances like enzymes and antibiotics.
8 citations
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January 2024 in “Microorganisms” Dupilumab improves skin microbiome balance in atopic dermatitis patients.
91 citations
,
August 2019 in “Frontiers in Microbiology” RpoS helps Borrelia burgdorferi survive in hosts and adapt to different environments.
65 citations
,
October 2018 in “Frontiers in cellular and infection microbiology” Certain bacteria and fungi are linked to healthy scalps and dandruff, suggesting that the scalp's microbial balance affects its health.
5 citations
,
August 2013 in “Integrative Zoology” Feathers in diet increase gut bacteria diversity in Arctic foxes.
August 2025 in “Frontiers in Microbiology” Microneedling, especially with halometasone, improves hair regrowth and gut health in alopecia areata.
January 2025 in “Universidad de Córdoba Insitutional Repository (Universidad de Córdoba)” An imbalanced scalp microbiome may worsen alopecia areata severity and inflammation, but treatment can partially restore balance.
December 2022 in “Frontiers in Microbiology” The scalp microbiome is more diverse and may be more important in hair loss than the gut microbiome.
December 2025 in “International Journal of Innovative Technologies in Social Science” Imbalanced skin microbiome can worsen skin conditions like acne and eczema.
April 2019 in “Journal of Investigative Dermatology” Gut microbiota influences the development of alopecia areata.
18 citations
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October 2024 in “Medical Science Monitor” Improving skin barrier function is crucial for better acne treatment.
Thermal spring waters and their microbes could be good for skin health and treating some skin conditions in skincare products.
August 2025 in “Frontiers in Pharmacology” Periplaneta americana extract helps hair regrowth by reducing inflammation and improving skin bacteria balance.
June 2024 in “Current Developments in Nutrition” Diet changes can improve skin health by altering the immune response and skin microbiome.
May 2024 in “Journal of cosmetic dermatology” Heat-treated Limosilactobacillus fermentum with menthol, salicylic acid, and panthenol promotes hair growth and balances scalp microbiome in people with androgenetic alopecia.
10 citations
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April 2024 in “International Journal of Molecular Sciences” Gut bacteria differences may influence alopecia areata.
October 2025 in “Progress In Microbes & Molecular Biology” PCOS is linked to gut bacteria changes, suggesting gut-focused treatments might help.
September 2025 in “Medicine & Science in Sports & Exercise” Gender-affirming hormone therapy and surgery affect gut bacteria differently.
11 citations
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October 2024 in “International Journal of Molecular Sciences” Psoriasis patients have different skin bacteria, which may cause flare-ups.