January 2025 in “中医药研究与应用（Research and application of traditional Chinese medicine）” In this study involving acne patients, researchers compared the effects of combined fire needle and salicylic acid therapy with conventional treatment, measuring improvements in skin lesion severity, skin barrier function, and microbiota diversity; results are not reported in the abstract.
October 2022 in “Chinese Journal of Dermatology” This study observed that skin dryness does not seem to indicate impaired epidermal barrier function, as there was no negative correlation between stratum corneum water content and transepidermal water loss.
5 citations
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January 2024 in “Fermentation” This study found that fermenting porcine and equine placentas with a specific lactic acid bacterial strain enhanced the moisturizing abilities and cell proliferation properties compared to traditional placental extracts, suggesting their potential for cosmetic applications.
216 citations
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May 2003 in “Journal of Investigative Dermatology” This study found that sebaceous-gland-derived glycerol significantly contributes to stratum corneum hydration in mice with sebaceous gland deficiencies.
2 citations
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June 2024 in “Journal of the Korean Society of Cosmetology” In this study, 8-week hair loss management combined with aroma scalp massage did not significantly change hair thickness or density but improved scalp moisture and subjective satisfaction among 16 participants aged 20–50.
