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This study found that Oriental melon leaf extracts promoted hair growth in a mouse model and cultured human hair follicles, suggesting potential use as a treatment for hair loss.

This review outlines the biological effects of various placental extracts, noting their reported antioxidant, anti-inflammatory, and immunomodulatory activities, but highlights that the relationship between these effects and the extracts' specific contents remains unclear.

This study found that extracts from the fungus YL161, Agaricus blazei, and the bark of Camptotheca cuminata promoted dermal papilla cell growth more effectively than pentadecanoic acid, suggesting potential for stimulating hair growth.

This review found that anti-aging peptides show promise in cosmeceuticals due to their targeted actions to rejuvenate skin, but challenges like peptide stability, penetration, and limited clinical data limit their current effectiveness.

The study found that safflower extract may help protect human follicle dermal papilla cells from cisplatin-induced damage, suggesting its potential as an adjuvant in chemotherapy to mitigate hair follicle cell damage.

This study found that callus extracts from apple 'Hirosaki' may improve collagen synthesis, hair follicle cell proliferation, and possess significant anti-inflammatory properties.

The study suggests that a 3D culture system using the RAD16-I peptide scaffold can help restore the original phenotype of hair follicle dermal papilla cells and support their osteogenic and adipogenic differentiation.

This study suggests that the hydrogel nanoparticle formulation of hair growth-promoting compounds may enhance hair follicle penetration and induce hair growth in tested models, demonstrating its potential as a hair growth treatment.

This review focuses on the roles of amino acids, peptides, and proteins in cosmetics, highlighting their importance in skin health and their potential for development in personal care products due to their unique properties and biocompatibility.

This study found that topically applied Chinese black tea extract, when fermented and combined with capsaicin, significantly promoted hair growth in mice, potentially involving estrogen receptor interactions.

In this study with C57BL/6 mice, SHJ extract was associated with increased hair growth and density, suggesting potential use in hair care cosmeceuticals, while also enhancing melanin production in melanoma cells.

This study found that applying a hair mist with dandelion extract before heat perming improved wave efficiency, tensile strength, and hair cuticle condition compared to a base mist or no pretreatment, demonstrating the extract's protective effects against heat damage.

This study found that the ethanolic extracts of G. glabra and Z. mauritiana roots did not prevent androgenic alopecia in a testosterone-induced animal model.

This study found that the methanol extract of Eclipta alba showed dose-dependent hair growth promoting activity in pigmented C57/BL6 mice by influencing the transition from the telogen to anagen phase.

This study found that human placental extract significantly improved melasma, chronic ulcers, and alopecia areata without major adverse effects, suggesting its effectiveness and safety for these conditions.

This research reviews the scientific literature on bone broth extract, exploring its nutritional composition, potential health benefits, food industry applications, and risks such as heavy metal and antibiotic contamination. Results are not reported in this summary.

This study reports that GLP-1 receptors and proglucagon are expressed in the skin of newborn mice, with GLP-1 potentially playing a role in skin development and hair follicle formation.

In this study, rice bran supercritical CO2 extract demonstrated potential to promote hair growth in mice, increasing hair follicles and growth factor expression, similarly to 3% minoxidil.

This study found that 1,25 dihydroxyvitamin D3 significantly increased the expression and activity of vasculoprotective natriuretic peptide receptor-A in cultured inner medullary collecting duct cells, suggesting a potential mechanistic role in cardiovascular and renal benefits.

This study found that Bacillus/Trapa japonica fruit ferment filtrate extracts enhanced human hair follicle dermal papilla cell proliferation through the Akt/ERK/GSK-3β signaling pathway, suggesting potential benefits for alopecia treatment.

This study found that berry extracts, especially black raspberry extract, may have anti-aging effects due to their high antioxidant activities.

Among in vitro and in vivo models, this study found that Miscanthus sinensis var. purpurascens flower extract may promote hair growth, potentially by modulating growth factor expressions and facilitating earlier hair follicle transitions in treated mice.

These plant extracts can kill some bacteria.

This study on diabetic rats reported that Ziziphus spina-christi ethanol leaf extract significantly reduced blood glucose levels and improved liver and kidney function, suggesting possible benefits in managing diabetes symptoms in this animal model.

This study found that IMT-P8, a novel cell-penetrating peptide, effectively facilitated the dermal delivery of proteins and peptides in mouse skin and cell lines, suggesting potential for topical applications in cosmetics and skin diseases.

In this study, oral collagen peptides increased certain gene expressions related to epidermis development and the hair cycle in hairless mice skin, suggesting potential links to hair health.

This study found that topical administration of the TGFβ mimetic peptide DPS-1 stimulated hair growth in mice by promoting HDP cell proliferation and enhancing hair follicle morphology.

This study found that treating a 3D hair dermal papilla model with rice bran extract and electromagnetic fields increased melanogenesis, suggesting potential for vitiligo and white hair therapies.

This study found that a herbal gel containing fenugreek seed extract significantly promoted hair growth on mice after 30 days of topical application.

This study found that the penta-peptide Gly-Pro-Ile-Gly-Ser increased the proportion of thick hair and improved baldness appearance in Japanese men with androgenetic alopecia.