5 citations
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January 1991 in “Acta Dermato Venereologica” This study found that topical CyA led to hair growth on human scalp skin grafts in nude mice, supporting its potential benefits for hair growth.
19 citations
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June 2019 in “Clinical Drug Investigation” This study concluded that platelet-rich plasma injections significantly improved hair density, thickness, and scalp inflammation in both male and female pattern hair loss, with better outcomes in lower-grade cases.
6 citations
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April 2025 in “Food Bioscience” This study found that fish scale collagen peptide significantly promoted wound healing in mice, with the <1 kDa fractions enhancing collagen synthesis and reducing inflammation, suggesting potential clinical benefits.
January 2026 in “Medico Research Chronicles” In this case study, the researchers at Dr Batra’s® Homeopathy Clinic reported that an individualized classical homeopathic treatment notably improved hair density, thickness, and scalp health, along with enhancing quality of life, in a middle-aged woman with chronic androgenetic alopecia.
November 2022 in “Nihon Nyuusankin Gakkaishi/Nihon Nyūsankin Gakkaishi” In a non-blinded study with 12 Japanese participants, applying a lotion containing Lactiplantibacillus plantarum N793 to the scalp for 24 weeks significantly increased hair density and reduced hair loss, with participants reporting improvements in hair thickness and volume, and the treatment deemed safe.
October 2018 in “International journal of clinical & experimental dermatology” In this pilot study, baicalin-containing serum significantly decreased hair loss and increased hair growth after two months in participants with telogen effluvium, as subjective and objective assessments showed statistically significant improvements in hair thickness and density.
1 citations
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January 1997 in “Journal of Investigative Dermatology” In this study using a macaque model, RU58841 at a 5% concentration significantly increased hair density, thickness, and length in the frontal bald scalp over six months.
April 2026 in “Dermatological Reviews” In this study, both radiofrequency microneedling and ultrasound treatments with a plant-based secretory factor hair serum enhanced hair and scalp health in subjects with androgenetic alopecia, with ultrasound showing more pronounced improvements in hair appearance, density, and color.
January 2026 in “International Society of Hair Restoration Surgery” This study reports that a novel multimodal approach, combining tattoo machine–assisted drug delivery of hair loss treatments with oral and topical medications, may enhance hair density and thickness in androgenetic alopecia patients, though larger controlled studies are needed to confirm these early findings.
August 2025 in “International Journal of Advanced Research in Science Communication and Technology” In this study, researchers aimed to develop a herbal shampoo by replacing harmful synthetic ingredients with natural alternatives to improve safety and effectiveness, targeting issues like hair loss and scalp irritation often associated with traditional shampoos.
December 2023 in “Gugje bogeon mi-yong haghoeji” In this study, researchers observed that aroma oil-enhanced scalp scaling significantly improved scalp conditions over 8 weeks, marked by increased water and oil content, reduced keratin and surface value, and higher satisfaction in hair-related outcomes compared to the control group.
June 2012 in “Expert Review of Dermatology” Japanese researchers created new hair follicles from human cells that grew hair when put into mice, and other findings showed a link between eye disease severity and corneal thickness, gene mutations affecting hearing and touch, and the safety of the shingles vaccine for adults over 50.
October 2021 in “QJM: An International Journal of Medicine” This exploratory pilot study found that topical sildenafil and minoxidil both significantly increased hair counts in male patients with androgenic alopecia, with varying effects at different scalp regions.
104 citations
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August 2008 in “Clinics in Dermatology” This review discusses current treatment challenges and strategies for managing psoriasis in the scalp, nails, and intertriginous areas, emphasizing the need for effective and well-tolerated long-term options, but reports no new clinical results.
38 citations
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March 2017 in “Expert Opinion on Investigational Drugs” This review examines the potential of bimatoprost for treating various types of eyelash and eyebrow hypotrichosis, discussing its pharmacological properties but providing no new clinical results.
22 citations
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January 2017 in “Indian Dermatology Online Journal” This review discusses the use of follicular unit extraction for hair restoration using body hair, reporting no new clinical findings, and highlights its potential for advanced baldness cases with limited scalp donor hair.
January 2026 in “Jurnal Akta Trimedika” In this case report, microneedling combined with PRP improved hair density and thickness in a 40-year-old man with androgenic alopecia, without side effects, suggesting it as a therapeutic option for those avoiding long-term pharmacotherapy.
March 2025 in “International Journal of Trichology” In this case report, researchers described a treatment for post-aplasia cutis congenita alopecia using follicular unit transplantation, platelet-rich plasma, and fat grafting, which significantly improved hair follicles, skin quality, and sensitivity in the affected scalp area.
September 2024 in “Pakistan Journal of Science” This systematic review suggests that laser treatments, especially low-level laser therapy and excimer lasers, may be effective for hair regrowth, though further large-scale studies are needed for validation.
July 2016 in “Indian journal of science and technology” In this study, researchers found that neonate hairs have a distinct microstructure with no medulla and smaller hair follicles compared to adult hairs.
7 citations
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August 2023 in “Skin Research and Technology” This study highlights age and sex as key factors influencing scalp parameters, thereby affecting hair health and suggesting they should be considered in developing hair care strategies.
June 2023 in “British journal of dermatology/British journal of dermatology, Supplement” This study reports a rare case of two siblings with lipoedematous scalp, suggesting a possible genetic link that warrants further investigation.
6 citations
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July 2013 in “Archives of Plastic Surgery” This article explains that proliferating trichilemmal tumors, originating in the hair follicle, can exhibit low-grade malignant potential, and recommends wide excision to minimize recurrence risk, but reports no new clinical findings.
This study suggests that topically applied thyroid hormones T3 and T4 promote hair growth on human scalp tissues ex vivo, highlighting potential therapeutic use for hair loss conditions like androgenetic alopecia.
November 2025 in “Caderno Pedagógico” In this study, the combination of castor or cedar oils with high-frequency treatment was associated with the growth of new hair, improved hair density, and increased hair strand thickness among patients with androgenetic alopecia, although it did not significantly affect scalp oiliness.
August 2023 in “International journal of basic and clinical pharmacology” This review article describes the ingredients and evaluation tests for formulating a hair serum aimed at improving hair growth and preventing hair loss, highlighting the roles of Citrus sinensis, Nigella sativa, flax seed, and coconut oil in addressing hair and scalp health.
April 2023 in “Journal of Investigative Dermatology” This study found that adipose stem cell exosome treatment may improve hair growth and scalp rejuvenation, outperforming minoxidil and showing promise in clinical trials for hair loss, including androgenic alopecia.
September 2021 in “Farmacja Polska” In this summary of needle mesotherapy's role in treating alopecia, the researchers highlight its use in delivering beneficial substances directly to the skin or hair follicles, showing hair loss reduction after one treatment and hair regrowth after several sessions, although contraindications exist for certain populations.
March 1997 in “Medical Molecular Morphology” Zinc deficiency causes early scalp hair damage that recovers slower than skin symptoms.
17 citations
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December 2013 in “Journal of Investigative Dermatology Symposium Proceedings” In this study, once-daily treatment with bimatoprost 0.03% solution significantly increased eyelash growth, thickness, and darkness in patients with chemotherapy-induced eyelash loss compared to placebo, and was well tolerated over one year.