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This study found that of the many ingredients advertised in shampoos as effective against hair loss, only caffeine, adenosine, placental proteins, and melatonin have limited clinical evidence supporting their efficacy, with most claimed active ingredients lacking any trial-based validation.

This review examines the life cycle, biomarkers, and functions of hair follicle stem cells, emphasizing their role in hair loss therapy and other skin and hair disorders, but reports no new clinical results.

This review examines the anti-alopecia effects of plant-derived phytochemicals and their mechanisms for promoting hair growth, but it reports no new clinical findings.

This study found that electric shaving was the most effective and safest method for preoperative hair removal in mice, compared to depilatory cream and sodium sulfide, which negatively affected wound healing.

This research reported that KDML105 bran extract demonstrated antioxidant activities, reduced nitric oxide production, and influenced gene expression related to the hair cycle in cultured dermal papilla cells, suggesting potential as an anti-hair loss agent by supporting the anagen phase and angiogenesis.

This study identified various secondary metabolites such as terpenes, phenolic acids, and flavonoids in plants mentioned by Ibnu Sina for hair cosmetic applications.

This study reported that rice bran oil from the Thai rice variety BB4CMU showed potential in promoting melanin production and inhibiting steroid 5α-reductase, suggesting a natural option for hair revitalization.

This study found that a developed nanostructured lipid carrier formulation of tea seed oil can effectively stimulate hair growth and reduce the oily feeling associated with direct application.

In this study, O. forskahlii seed oil was found to promote hair growth in rats and exhibit anti-aging effects on human skin cells by enhancing fibroblast proliferation and inhibiting inflammation and enzyme activity, indicating potential for cosmetic use.

This study found that among various polyherbal hair oil formulations using indigenous Bangladeshi plants, Formulation B was most effective, displaying strong antimicrobial activity and promoting hair regrowth in rabbits, surpassing the standard 2% minoxidil treatment, while also being safe for topical use.

This review suggests that linoleic acid, an essential fatty acid, may have various beneficial effects on skin health and hair growth through diverse biological activities observed in animal or skin cell models.

In this laboratory study, researchers found that a methanol extract of peach kernel improved the growth and viability of human hair follicle dermal papilla cells, suggesting its potential efficacy for hair growth and care through cell proliferation and signaling pathways activation.

This review highlights potential therapeutic mechanisms of natural products for androgenetic alopecia, suggesting they may modulate signaling pathways and have anti-inflammatory and antioxidant effects.

This study suggests that oleanolic acid may promote hair growth in mice with testosterone-induced androgenetic alopecia by activating the Wnt/β-catenin pathway and influencing various molecular levels.

This study found that Morus alba root extract activates β-catenin in hair follicle dermal papilla cells, promoting the transition to the anagen phase and enhancing hair growth factor secretion.

This literature review explored the potential therapeutic applications of bee venom, Ficus carica, and Geranium essential oil in treating skin conditions like vitiligo, melasma, and melanoma, concluding these natural products may offer anti-inflammatory, antibacterial, and antioxidant benefits for dermatological care, especially for diabetic patients.

This review discusses the role of jasmonic acid and its conjugates in enhancing plant stress tolerance and balancing growth and defense mechanisms but provides no new experimental data.

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.

This review discusses the potential of plant-derived phytochemicals as alternatives to 5-alpha-Reductase inhibitors in treating prostate cancer, highlighting possible benefits like reduced side effects, but it reports no new findings.

This study concluded that extracts from fermented pumpkin peel and pulp, processed with Lactobacillus strains and kombucha, may serve as multifunctional cosmetic ingredients, offering antioxidant protection, anti-aging, and skin regeneration benefits by demonstrating cytoprotective effects and reducing inflammatory cytokines in cell assays.

This study found that a hair-coating polyphenol complex significantly enhanced the mechanical strength, UV protection, and antistatic properties of damaged hair, suggesting potential benefits for hair treatment.

This review discusses plant-derived phytochemicals, such as phytosterols, polyphenols, and fatty acids, as potential alternatives to 5-alpha-reductase inhibitors for prostate cancer treatment, highlighting their promising anti-cancer properties and potentially fewer side effects compared to conventional drugs.

This review highlights significant research trends and challenges in utilizing plant-derived extracellular vesicles for drug delivery and biomedical applications, emphasizing the need for standardized protocols and advanced purification technologies.

This study evaluated Humulus lupulus (hops) extract in cosmetic formulations and found it to maintain antioxidant and anti-irritant properties, reducing erythema by 10% after three weeks of use, supporting its potential for skin health improvement in plant-based cosmetics.

This review discusses the biologically active compounds in Maxillariinae orchids, highlighting 62 semiochemicals with medical potential, but reports no new clinical findings.

This review discusses the potential of phytochemicals from plants as alternative treatments for prostate cancer, highlighting their possible benefits over current 5-alpha-Reductase inhibitors, but reports no new findings.

This review explores plant-derived phytochemicals, such as phytosterols, polyphenols, and fatty acids, for their potential use as alternative treatments for prostate cancer, emphasizing their effects on 5-alpha-Reductase enzyme isozymes. It reports no new clinical results.

This study examined the phytochemicals and antioxidant activities of methanolic extracts from Cameroonian Prunus africana bark and Leea indica and Paullinia pinnata leaves, identifying various phenolic compounds and significant antioxidant properties through multiple assays.

This study found that combining shikimic acid with Prunus mume fruit extract significantly reduces type I 5α-reductase levels in testosterone-stressed skin sebocytes, surpassing the effects of shikimic acid or standard acne treatments alone, and shows promise for stable, non-irritating acne remedies in cosmetic formulations.