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This study found that apple stem cell extract may selectively influence hair follicle bulge stem cell biology without cytotoxic effects in an ex vivo human hair follicle organ culture.

In this study, Eclipta alba extract showed potential for hair regrowth by increasing the proliferative activity of human dermal papilla cells by 45% in vitro, with evidence suggesting activation of the Wnt signaling pathway.

This review discusses various natural substances used in scalp improvement cosmetics and reports their potential benefits, without providing new clinical results, and suggests more comprehensive studies are needed.

This study found that a hair tonic containing 40% broccoli stalks extract was more effective in promoting hair growth in male white rats compared to lower concentrations, while also maintaining stable physical characteristics and safety during testing.

This study found that a liposome containing butterfly pea flower extract and clove oil was stable and, when used by 15 volunteers over 60 days, enhanced eyebrow thickness and darkness without causing irritation.

This study found that coffee berry extract demonstrated anti-aging properties in skin and hair cells, showing significant anti-collagenase activity and stimulating hair-related gene expression, suggesting its potential for use in cosmeceuticals.

This study found that the n-butanol extract from Untica mairei Levl's roots significantly inhibited 5α-reductase activity in an in vitro model using rat prostate enzyme.

Botanical extracts are increasingly important in cosmetics and drugs for their effectiveness and safety, backed by traditional use and scientific evidence.

This study found that combining natural extracts significantly boosted the stem cell functions of dermal papilla cells by enhancing β-catenin stability, promoting hair growth potential in vitro.

This study found that the methanolic extract of Carthamus caeruleus roots significantly reduced inflammation, promoted wound healing, and enhanced hair growth in experimental models, supporting its traditional use in Northern Algeria as a skincare remedy.

This study found that alcoholic extracts from Clitoria ternatea flowers increased the proliferation of human dermal papilla cells and stimulated initial hair growth in mice, with effects similar to minoxidil.

Caffeine and siloxanetriol alginate caffeine in emulsion form can reduce fatty cell size and number, potentially treating cellulite effectively.

This study found that Poria cocos extract may enhance human follicle dermal papilla cell proliferation through the AKT signaling pathway, indicating its potential for hair growth promotion.

This study suggests that a mixture of Chrysanthemum zawadskii, peppermint, and Glycyrrhiza glabra promotes hair growth and reduces hair loss markers in testosterone-treated cells and mice.

This study identified seven potential enzyme inhibitors from a Polygonum cuspidatum extract using ultrafiltration combined with high-performance liquid chromatography. These compounds showed inhibitory activity against tyrosinase, α-glucosidase, and xanthine oxidase, with most discovered in this extract for the first time.

This randomized controlled study reported that combining Ecklonia cava with Diane-35 significantly improved weight, waist circumference, hormonal balance, and inflammation markers in women with polycystic ovary syndrome over three months compared to Diane-35 alone.

In this study, perilla seed extract obtained through supercritical fluid extraction was found to promote hair follicle cell proliferation and downregulate key genes linked to androgenetic alopecia, showing potential as a natural treatment for hair loss in vitro.

This study evaluated an herbal emulgel formulation containing extracts from Wedelia chinensis and Cassytha filiformis for hair growth promotion in rats, finding that the combined formulation significantly increased hair growth compared to both individual extracts and the control group.

This study found that cell-free fat extract (CEFFE) enhanced hair growth in mice with androgenetic alopecia by increasing hair follicle density and promoting proliferation while regulating the DHT/AR pathway.

This study found that Piper nigrum leaf extract showed in vivo anti-androgenic activity and potent 5α-reductase inhibitory effects, with piperine and (−)-cubebin identified as active components.

In this study, methanol extract of Cuscuta reflexa leaves significantly reduced blood glucose and improved insulin and liver function in alloxan-induced diabetic rats, indicating potential as an antidiabetic and organ-protective agent.

This study found that Ecklonia cava polyphenols increased human dermal papilla cell proliferation and extended hair shaft length in vitro and ex vivo, suggesting potential as a therapeutic candidate for hair loss.

This study found that a hair tonic containing 15% ethanol extract of cocoa leaves effectively stimulated hair growth in rabbits, outperforming minoxidil 2%, and was safe with no skin irritation observed.

This study found that the alcohol extract of Vernonia anthelmintica may counteract stress-induced hair follicle growth inhibition in mice, potentially offering a new approach for treating stress-related hair loss.

In this study, a 5% Gymnema sylvestre leaf extract formulation applied to C3H mice showed significantly delayed hair regrowth by increasing TGF-β1 and TGF-β2 expression while reducing β-catenin levels, suggesting its potential as a natural hair growth inhibitor.

This study presents a new method using UPLC-ESI-MS/MS for analyzing the constituents of a medicinal herbal complex extract, which includes herbs traditionally used to prevent hair loss and promote hair growth; no clinical results were reported.

In this in vitro study, extracts from Tridax procumbens demonstrated potential antioxidant and anticancer activity against various human cancer cell lines, with notable efficacy in specific fractions.

This study found that Asparagus racemosus root extract significantly reduced facial sebum production and pore size in male volunteers, suggesting potential application as an anti-sebum ingredient in cosmetics.

This study found that a high-sesquiterpene extract from Curcuma aeruginosa slowed axillary hair growth in women by 22% compared to placebo over 12 weeks, with results delayed by 6 weeks, and participants reported satisfaction without adverse effects.