January 2019 in “Figshare” This study found that redhaired individuals exhibit higher calcidiol levels compared to non-redhaired individuals, suggesting a possible evolutionary adaptation for vitamin D photosynthesis in low UV-B environments in Europe.
January 2005 in “Digital Commons - University of South Florida (University of South Florida)” This research identified distinct attitudes influencing sunbathing and tanning salon use among female university students, with general attractiveness and skin aging concerns being strong predictors of sun exposure and protection intentions.
5 citations
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June 2020 in “Experimental dermatology” This study found that redheaded individuals had higher levels of vitamin D precursor 25(OH)D3 compared to non-redheaded individuals, suggesting a physiological adaptation to low UVB radiation in Europe.
December 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that redhaired individuals consistently had higher calcidiol levels compared to non-redhaired subjects, suggesting a physiological adaptation for vitamin D synthesis in low UV-B conditions.
2 citations
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July 2020 in “Journal of Applied Pharmaceutical Science” This study examined the preservative and antimicrobial susceptibility of non-fermenting bacilli collected from beauty salon waste in Brazil.