September 2023 in “Biomedicines” In this study, researchers found that subjects with clinical alopecia had significantly higher levels of squalene in their hair bulbs compared to controls, suggesting squalene as a potential metabolic and pathogenic marker for certain alopecia conditions.
43 citations
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September 2021 in “Nutrients” This review discusses the vast potential uses of persimmon beyond its dietary benefits, including applications in sustainability and new product development, but reports no new clinical outcomes.
1 citations
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November 2023 in “Polymer International” This study found that integrating graphene oxide into a biodegradable composite made from discarded hair keratin enhanced its structural properties, biodegradability, and gas barrier performance, indicating potential use as an eco-friendly packaging material.
May 2026 in “Scientific Reports” This study found that a bioactive borosilicate glass containing Sr and Cu ions exhibited promising mechanical strength, biocompatibility, and antibacterial activity, particularly the CuSr-1 wt.% composition, suggesting potential for use in orthopedic implants and bone tissue engineering.
April 2024 in “Food science & nutrition” This study assessed malnutrition among 657 internally displaced school-aged children in Cameroon, finding high rates of stunting (27.1%), wasting (23%), thinness (21.6%), underweight (20.1%), anemia (30%), low serum iron (44.5%), and poor protein status (35.7%), highlighting the urgent need for nutrition interventions.
1 citations
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May 1987 in “The Lancet” Topical minoxidil may help hair growth by improving blood flow to hair follicles.
February 2026 in “Journal of Regenerative Medicine and Biology Research” This study explores the potential roles of exosomes in anti-aging applications, highlighting their ability to modulate inflammation, promote tissue regeneration, and transfer bioactive molecules to rejuvenate aging tissues and reverse cellular dysfunction.
18 citations
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February 2023 in “Plants” This study found that PES1CMU-defatted rice bran (DFRB) showed effective skin whitening and anti-aging properties comparable to standard treatments in cell models, suggesting its potential use in dermatocosmetics.
May 2025 in “Preprints.org” This review highlights the potential of olive mill wastewater as a sustainable source of cosmeceutical ingredients with antioxidant, anti-inflammatory, and dermatological benefits but reports no new clinical findings.
May 2025 in “Preprints.org” This review discusses the potential of olive mill wastewater as a sustainable source of dermatological ingredients with antioxidant and regenerative properties but reports no new clinical findings.
May 2025 in “Preprints.org” This review discusses the dermatological potential of olive mill wastewater as a sustainable source of high-value cosmeceutical ingredients but reports no new clinical results.
1 citations
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January 2024 in “Scientific reports (Nature Publishing Group)” This study explored using keratin extracted from human hair waste to create biodegradable bioplastic films, revealing promising potential for applications in packaging and disposable items due to their uniform surface morphology and ability to degrade with keratinophilic fungi.
1 citations
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January 2017 in “Indian Journal of Dermatology Venereology and Leprology” This study found that while hair washed with hard water had higher magnesium deposits, it did not show significant structural surface changes compared to hair washed with soft water.
September 2025 in “Institutional Repositories DataBase (IRDB)” Lactic acid bacteria fermentation can turn waste into valuable skincare ingredients.
2 citations
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March 2018 in “ACS Sustainable Chemistry & Engineering” This study found that stepwise thermal treatment of human hair waste at temperatures from 200 to 450 °C produced hollow microtubes, with structure changes influenced by temperature, core degradation, and cortex melting.
January 2026 in “DR-NTU (Nanyang Technological University)” This study found that melanosomes extracted from human hair waste can effectively block UVA and UVB radiation when used as a natural UV filter in sunscreens, performing comparably to commercial UV filters and remaining stable in cosmetic formulations.
January 2026 in “International Journal of Biomedical Investigation” This review reported that green-synthesized metallic nanoparticles from agricultural waste hold promise for improving chronic wound care due to their antimicrobial, antioxidant, and regenerative properties, though challenges like biosafety and manufacturing scale need addressing for clinical use.
In this study, hair composted with various organic materials, and inoculated with Bacillus subtilis, showed improved degradation and nutrient release, but temperatures below 33℃ limited composting efficiency, suggesting bacterial augmentation could aid sustainable management of keratin-rich waste.
This study reported that chemically modified cellulose from pineapple waste effectively created nanoparticles for minoxidil delivery with high encapsulation efficiency and prolonged release, potentially useful for androgenic alopecia treatment.
April 2023 in “Research Square (Research Square)” Exosomes protect ear hair cells from damage by controlling cell waste removal, potentially helping treat hearing loss.
1 citations
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June 2022 in “Pakistan biomedical journal” This review discusses the potential benefits of converting pumpkin seeds, often considered industrial waste, into valuable nutrition-rich materials, but reports no new experimental results.
November 2025 in “International Journal of Innovative Research in Technology” This study assesses the impact of teaching programs on the knowledge of waste management among women, but results are not reported in the abstract.
January 1983 in “Journal of the American Oil Chemists' Society” The U.S. soybean industry wanted government help due to foreign competition, while the jojoba industry was growing and expected to stabilize.
11 citations
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March 2025 in “Environmental Monitoring and Assessment” This review discusses how faecal pollution contributes to antimicrobial resistance in surface water and highlights the need for standardized methods and better wastewater management but reports no new clinical results.
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.
October 2025 in “International Journal of Innovative Research in Technology” In this study from IJIRT, researchers evaluated teaching programs focused on enhancing waste management knowledge among women, assessing the effectiveness of these educational initiatives.
83 citations
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August 2020 in “Resources” This review highlights the potential of marine macroalgae as a largely untapped resource for developing new active ingredients in the cosmetic industry, emphasizing their role in supporting circular economy models by utilizing waste from other industrial sectors.
16 citations
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October 2024 in “Frontiers in Environmental Science” This review found that synthetic cosmetics pose risks to human health, potentially causing various diseases, and negatively impact ecosystems, air quality, and oceans from production to waste disposal, highlighting the broad environmental and health consequences of cosmetic use.
July 2026 in “International Journal of Molecular Sciences” This review highlights how cyclodextrin-polysaccharide hybrids can advance drug delivery and environmental cleanup by improving the solubility and stability of hydrophobic molecules, serving as promising platforms for biomedical applications and efficient sorbents for wastewater treatment.
December 2025 in “Skin Appendage Disorders” This review explores the under-researched role of apocrine glands in the human scalp, suggesting they may play a significant part in waste removal, electrolyte balance, interaction with the microbiome, and the pathogenesis of follicular occlusion diseases, despite being often overlooked.