Unilever uncovers common bacterium’s role in skin-brain axis for positive mental well-being via Personal Care Insights
9 June 2025
28 May 2025
Unilever has found that higher levels of a common skin bacterium, Cutibacterium, are linked to better psychological well-being. The research marks the “first time” a potential link between the skin microbiome and mental health is uncovered.
Elevated levels of Cutibacterium on the face and underarms were associated with lower stress. More of the bacteria on the underarm were also associated with improved mood.
The FMCG giant assessed microbiome samples from body areas, including the face, scalp, and underarms, alongside responses from psychological well-being questionnaires.
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