April 2026 in “Journal of Cancer” This review reports that the compound Cepharanthine shows promise as a cancer therapy by inducing cell death, arresting cell growth, inhibiting tumor progression, modulating key oncogenic pathways, and reversing multidrug resistance, suggesting its potential for further investigation in oncology.
March 2026 in “Food, Nutrition and Health.” This review highlights research reporting that oral collagen peptide supplements are effective in enhancing skin elasticity, hydration, and reducing wrinkles, although results vary across studies. Oral supplementation was generally well-tolerated, and further investigation is needed to optimize formulations and explore topical application challenges.
December 2025 in “International Journal of Pharmaceutical Sciences Review and Research” In this study, a newly developed polyherbal hair oil exhibited promising characteristics, including a beneficial pH and antimicrobial activity against Staphylococcus aureus, with preliminary tests suggesting it supports scalp and hair health without adverse effects.
November 2025 in “Frontiers in Nutrition” Olive leaf extract may help reduce aging signs in postmenopausal women.
August 2025 in “Tobacco Induced Diseases” This study reported that active smokers, including e-cigarette and hookah users, had worse skin quality with more wrinkles and pigmentation compared to ex-smokers and non-smokers, suggesting smoking negatively impacts skin health and may motivate cessation efforts.
August 2025 in “Aesthetic Cosmetology and Medicine” In this article, researchers explored how blue light exposure affects the scalp and hair follicles, highlighting oxidative stress and hair growth disruptions, while emphasizing the importance of protective strategies like antioxidants and limiting light exposure.
August 2024 in “Journal of the Korean Society of Cosmetology” The research reported that applying treatments with wild peach leaf extract during hair dyeing improved hair's tensile strength, thickness, gloss, and protective qualities in a concentration-dependent manner, suggesting potential for use in natural hair cosmetics.
February 2024 in “International Journal of Health and Pharmaceutical” In this study, black rice extract ointment was found to enhance hair follicle growth in Wistar rats, with 10% to 30% formulations showing progressively greater hair growth after 21 days, attributed to the high antioxidant content.
September 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, freezing gamma-irradiated amniotic fluid increased hair follicles and accelerated the transition to the anagen stage in rats, suggesting potential for treating hair loss safely and effectively.
December 2021 in “Trichology and cosmetology:” This study demonstrated that a daily oral supplement of 1000 mg Kera-Diet® improved hair and nail conditions in women experiencing acute telogen effluvium and brittle nail syndrome over three months.
July 2021 in “Indian Journal of Animal Research” This study reports that among rats with penile fractures, those treated with primary repair plus homologous platelet-rich plasma showed the best healing compared to other treatment methods.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that genetic ablation of Tet genes in mice led to changes in hair structure and keratin gene expression, indicating a role for Tet-mediated 5hmC DNA oxidation in hair follicle development and cycling.
October 2018 in “IOP conference series. Materials science and engineering” In this study, treatment 3 using coffee extract resulted in faster hair growth and greater hair weight in test animals over 21 days compared to other treatments.
April 2018 in “Journal of Investigative Dermatology” This study found that treating human dermal fibroblast cells with ginsenoside Rd increased the expression of mRNA associated with the dermal-epidermal junction, suggesting potential as an anti-aging cosmetic ingredient.
September 2016 in “Journal of Dermatological Science” This study found that P. cornucopiae extract showed antioxidant and protective effects on human skin fibroblasts, suggesting its potential as an antiaging agent by preventing oxidative stress-induced collagen breakdown.
March 2016 in “Institutional Repositories DataBase (IRDB)” This study discusses the effects of collagen hydrolysates and the dipeptide Pro-Hyp on gene expression related to hair and epidermis development in mouse skin and reports no new clinical results.
This study found that gels containing glycyrrhizic acid and aqueous Glycyrrhiza glabra extract significantly reduced underarm hair growth in terms of area, thickness, length, and number compared to their gel bases.
December 2015 in “Vascular Pharmacology” Prasugrel is better than clopidogrel at preventing heart damage and improving blood flow in small heart vessels during heart artery procedures.
January 2015 in “Dermatology Review” This study found that LED light therapy may stimulate skin regeneration and wound healing, with various wavelengths affecting fibroblast proliferation, collagen synthesis, and hair growth in experimental settings.
June 2014 in “Journal of biomedical research” This study found that ethanol extract and an ethyl acetate fraction of Sargassum fusiforme promoted hair regrowth in C57BL/6 mice and stimulated expression of hair growth-related genes in both in vitro and in vivo models.
November 2011 in “Advanced Materials Research” This study found that adding hair fibers to friction materials increased their friction coefficient stability and impact strength while decreasing wear rates, with 1% hair fiber content notably improving performance.
August 1994 in “Journal of dermatological science” Active oxygen scavengers can reverse the suppression of hair cell growth caused by androgens.
41 citations
,
July 2020 in “Colloids and surfaces. B, Biointerfaces” This study suggests that adjusting the ratios of keratin-associated proteins to keratin intermediate filaments can create keratin/chitosan hydrogels with more consistent gel properties for tissue engineering.
15 citations
,
April 2020 in “Journal of The American Academy of Dermatology” In this study, intradermal injection of botulinum toxin was associated with increased hair growth in men with androgenetic alopecia through the suppression of TGF-β1 secretion from dermal papilla cells.
4 citations
,
January 2015 in “Experimental Dermatology” This study developed a humanized scalp model in mice which demonstrated that transplanted cultured human hair follicle dermal cells contributed to the restoration of damaged hair follicles.
April 2017 in “Journal of Investigative Dermatology” This study found that hair follicle matrix progenitors differentiate into various layers asynchronously, with early progenitors forming the companion layer and later progenitors generating the inner root sheath and hair shaft.
192 citations
,
January 2015 in “Journal of the American Academy of Dermatology” This review discusses skin-related toxicities associated with targeted cancer therapies and emphasizes the need for dermatologists to understand and manage these adverse effects, but reports no new experimental results.
179 citations
,
October 2018 in “American Journal of Clinical Dermatology” This review outlines various dermatologic adverse events associated with targeted therapies and immunotherapies, emphasizing the need for collaboration between dermatologists and oncologists to manage these effects effectively; it reports no new clinical findings.
159 citations
,
November 2007 in “American Journal of Pathology” In this study, researchers found that substance P triggered premature catagen development and immune changes in human scalp hair follicles, providing a possible biological link between stress and hair loss conditions like telogen effluvium and alopecia areata.
143 citations
,
August 1991 in “Endocrinology” This study found that blocking androgen receptors inhibits testicular descent in rats more effectively during the early stages of gubernacular outgrowth than inhibiting 5a-reductase.