November 2021 in “Egyptian Journal of Medical Microbiology” This study found that protective measures against COVID-19, such as prolonged mask-wearing and frequent hand washing, were associated with skin issues, hair loss, and nail brittleness among participants in Iraq.
Nutrition plays a key role in managing skin disorders, with specific dietary changes helping improve conditions like acne, dermatitis, psoriasis, alopecia, and skin cancer.
October 2025 in “Lithuanian University of Health Sciences” This study documented 81 plant species used traditionally in Lithuania's Šiauliai District for treating skin diseases and cosmetic purposes, highlighting the continued relevance of plant-based remedies and the market demand for natural products.
January 2026 in “Journal of Advanced Research” This study found that fermentation products from Bacillus sp. TC5 can effectively promote hair regrowth and improve transdermal drug absorption, suggesting their potential as eco-friendly agents in developing cosmeceuticals for hair restoration and skin repair.
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January 2023 in “BioMed Research International” This review discusses the use of microbial biosurfactants as a safer alternative to chemical surfactants in cosmetics due to their antibacterial, moisturizing, and low toxicity properties, but it reports no new clinical findings.