7 citations
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December 2020 in “Pharmaceutics” In this study, a mixture of tocopherol acetate, L-menthol, and stevioside was more effective in promoting hair growth in mice compared to tocopherol acetate or L-menthol alone.
3 citations
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June 2021 in “Cosmetics” This study found that sulforaphane may help alleviate hair loss by increasing hair count after 18 weeks of use and enhancing the expression of a DHT-degrading enzyme in cellular models.
April 2019 in “Majalah Obat Tradisional” This study found that adding menthol to Phyllanthus niruri ethanol extract gel enhanced hair growth and thickness in rats.
August 2022 in “Yakugaku zasshi” In this study, pre-treatment with steam towel, l-menthol, and CA-carpronium enhanced the absorption of minoxidil nanoparticles in mice, potentially increasing therapeutic efficiency without side effects.
2 citations
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April 2019 in “Pharmaceutical sciences and research” This study found that lotion containing ethanolic extract of Phyllanthus niruri promoted hair growth in rats, with the addition of 1% menthol enhancing this effect compared to the extract alone.
2 citations
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April 2019 in “DOAJ (DOAJ: Directory of Open Access Journals)” This study found that lotion containing ethanolic extract of Phyllanthus niruri and 1% menthol enhanced hair growth in white Wistar rats more than a formula without menthol, although not significantly.
In this study, researchers found that aloe vera hair tonic preparations containing 10% and 15% extract concentrations significantly enhanced hair growth in rats and remained physically stable across various temperature conditions.
January 2018 in “International journal for pharmaceutical research scholars” In this study, topical application of tonic preparations containing 5% ethanol extract of Phyllanthus niruri to shaved mice showed potential as a hair growth enhancer, as indicated by observations of increased hair length and weight over a 21-day period.
3 citations
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January 2019 in “Research journal of pharmacy and technology” This study found no significant differences in hair growth between two formulas of hair tonic from meniran extract, one with a menthol enhancer, despite variations in hair length and weight measurements.
January 2024 in “Scientific reports” This study found that undiluted mint leaf extract effectively inhibited multidrug-resistant Staphylococcus aureus and killed Culex pipiens larvae, suggesting its potential as a biocontrol strategy around hospitals.
December 2021 in “Journal of Applied Biological Chemistry” This study observed that toothpaste and its active constituents promoted hair growth in mice, suggesting their potential for hair growth applications.
183 citations
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January 2018 in “Cosmetics” This review discusses side effects and allergy contact dermatitis caused by essential oils in cosmetic products and reports no new clinical results.
June 2021 in “Journal of Pharmaceutical Care Anwar Medika” This study investigated the physical stability of hair tonic formulations made from ethanol extract of cayenne pepper leaves, finding that formulations with specific concentrations of propylene glycol and ethanol had good physical stability.
September 2024 in “Sasambo Journal of Pharmacy” This study formulated and tested a pomegranate leaf shampoo with antifungal properties, identifying an optimal composition of 5.5% SLS and 15.5% cocamide DEA, showing good foam stability, appropriate pH, and viscosity in lab tests.
This study found that adding menthol to Phyllanthus niruri ethanol extract gel enhanced hair growth and thickness in rats compared to the gel without menthol.
January 2022 in “Clinical dermatology open access journal” This review summarizes research on cannabinoids like CBD and THCV, reporting that they improve hair growth in patients with androgenetic alopecia when applied topically, with CBD showing a dose-dependent effect.
25 citations
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July 2019 in “Journal of drug delivery science and technology” This study developed lipid-core nanocapsules for encapsulating menthol, improving its solubility and thermal stability, and demonstrated their safety and rapid skin absorption in ex vivo tests, highlighting potential applications for cosmeceuticals.
January 2026 in “International Journal of Health Engineering and Technology” In this study, researchers evaluated the effects of green spinach leaf extract on hair growth in New Zealand rabbits and found that the 15% concentration formula resulted in the highest average hair growth compared to other concentrations and controls.
January 2026 in “Journal of Innovative and Creativity (Joecy)” This study investigated hair growth tonics made with celery leaf extract and found that 4% and 9% concentrations maintained better cyclic stability than 14%, supporting their potential use in herbal cosmetic development due to favorable physicochemical stability.
April 2025 in “Jurnal Analis Farmasi” This study evaluated hair tonic formulations containing Ambon banana peel extract and found that the preparation, particularly at an 8% concentration, significantly promoted hair growth compared to other formulations, though it still differed from the control group's effectiveness.
July 2022 in “Forte Journal” In this study, researchers tested hair tonic formulations with varying concentrations of bitter melon extract and found that higher concentrations enhanced hair growth in rabbits, with the 15% extract showing the greatest effect without causing skin irritation.
December 2021 in “Jurnal ilmiah Manuntung” This study tested a hair tonic containing gotu kola and garlic extracts on rabbits, finding that the formulation with 5% gotu kola and 0.04% garlic showed promising hair growth results and remained stable during storage.
November 2023 in “Borneo Journal of Pharmacy” In this study, researchers used scanning electron microscopy to analyze hair damage from 3% hydrogen peroxide and UVB radiation, observing that Caesalpinia sappan hair tonic formulations coated and interacted with the hair cuticle, potentially modifying hair fiber damage.
In this study, a hair tonic formulation with bean leaf juice increased hair growth in male rabbits, with concentration-dependent improvements in hair length and weight compared to a control.
This study found that varying the concentration of propylene glycol in katuk leaf extract hair tonic formulations significantly affects the viscosity, highlighting the importance of propylene glycol concentration in maintaining the physical characteristics of these preparations.
May 2023 in “Pharma xplore : jurnal sains dan ilmu farmasi” In an animal study, researchers found that a hair tonic containing a 1:1 ratio of kelor and rambutan leaf extracts led to similar hair growth in rabbits compared to a minoxidil control, with average hair lengths of 3 cm versus 2.025 cm, respectively.
11 citations
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October 2015 in “Clinical and Experimental Dermatology” This study found that an extract from the root of Sophora flavescens Aiton significantly improved hair growth in patients with androgenetic alopecia over 6 months.
1 citations
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June 2021 in “Case reports in gastrointestinal medicine” In this case study, a man's hair and nail symptoms, following dental treatments, resolved with mesalazine therapy after investigating suspected clindamycin allergy and diagnosing mucosal changes.
May 2024 in “Journal of cosmetic dermatology” This study investigated the effects of heat-treated Limosilactobacillus fermentum LM1020 on hair growth and reported increased hair density, improved cellular activity, and beneficial scalp microbiota changes in patients with androgenetic alopecia over 24 weeks.
March 2025 in “Scientific Reports” This study evaluated a menthol-based microemulsion for transdermal delivery of finasteride and silodosin, finding that it enhanced skin permeation and flux compared to aqueous solutions, suggesting a promising method for managing benign prostatic hyperplasia.