This study found that applying an ethanol extract of Prasiola japonica improved hair regrowth, length, and follicular density in testosterone-induced hair loss conditions in mice, while also promoting dermal papilla cell proliferation and reducing dihydrotestosterone production, though effects were less pronounced than those of minoxidil.
January 2019 in “International Journal of Plant Animal and Environmental Sciences” This study found that a 50% ethanol extract from marine green alga Chlamydomonas sp. W80 exhibited several bioactive properties, including skin lightening and hair growth promotion effects, with potential implications for bioenergy and high-value coproducts.
8 citations
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April 2022 in “Nutrients” In this study, Ishige sinicola extract was observed to improve bone density and structure in an animal model of estrogen deficiency-induced osteoporosis, suggesting its potential as a therapeutic option for postmenopausal osteoporosis by inhibiting osteoclast formation without cytotoxic effects.
December 2024 in “Tropical Journal of Natural Product Research” This study aimed to enhance the skin penetration of brown algae fucoidan using a Nanostructured Lipid Carrier, achieving a formulation with good physical quality and stability.
July 2025 in “Bulletin de la Banque Méllié Iran.” This study found that Spirulina algae extract significantly increased the differentiation of bone marrow-derived mesenchymal stem cells into neural cells without toxicity, suggesting potential as a therapeutic approach for neurodegenerative diseases in an in vitro setting.
January 2019 in “Estudo Geral (Universidade de Coimbra)” This monograph reviews the diverse effects of algae metabolites on skin health in dermocosmetic applications, without presenting new experimental results, and highlights their potential benefits such as photoprotection and anti-aging.
September 2025 in “Journal of Applied Biological Chemistry” In a laboratory study, Grateloupia elata extract demonstrated antioxidant and anti-aging effects by scavenging free radicals, inhibiting collagenase and elastase, increasing procollagen production, and reducing MMP-1 secretion, suggesting its potential use in functional cosmetics.
1 citations
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December 2011 Marine-derived ingredients show potential for hair health but need more human trials to confirm effectiveness.
182 citations
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November 2018 in “Cosmetics” This article reviews the empirical use of algae in traditional remedies and highlights the need for scientific understanding of algae's bioactive compounds used in cosmetics without providing new experimental results.
26 citations
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May 2013 in “Marine Drugs” This study found that Ishige sinicola extract increased hair growth and cell proliferation in cultured vibrissa follicles and mice, suggesting potential benefits for treating alopecia through β-catenin activation and 5α-reductase inhibition.
19 citations
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January 2012 in “Biomolecules & Therapeutics” This study found that Grateloupia elliptica extract may help treat hair loss by promoting dermal papilla cell proliferation, inhibiting 5α-reductase, and reducing inflammation in various cell types.
34 citations
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May 2012 in “International Journal of Molecular Sciences” This study found that Ecklonia cava enzymatic extract, particularly its component dieckol, promoted hair growth by increasing dermal papilla cell proliferation and inhibiting 5α-reductase activity in cultured vibrissa follicles and C57BL/6 mice.
January 2016 in “Korean Journal of Pharmacognosy” This study found that Grateloupia elliptica extract may promote hair growth by activating wnt/b-catenin signaling and enhancing dermal papilla cell proliferation in rat and mouse models.
November 2013 in “Annales de Dermatologie et de Vénéréologie” This study found that extracts of Punica granatum L. improved hair growth and demonstrated significant anti-lice and antidandruff activity in a mouse model.
5 citations
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August 2018 This paper highlights the growing scientific interest in plant extracts for cosmetics due to their potential benefits, including antioxidant, antimicrobial, and protective properties, while emphasizing the need for quality and safety assessment to mitigate possible adverse reactions.
2 citations
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January 2018 in “The Korea Journal of Herbology” 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.
January 2002 in “Journal of Toxicology-cutaneous and Ocular Toxicology” Botanical extracts are increasingly important in cosmetics and drugs for their effectiveness and safety, backed by traditional use and scientific evidence.
4 citations
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May 2019 in “Zeitschrift für Naturforschung C” This study found that Ishige sinicola extract stimulated osteoblast differentiation and bone formation in MC3T3-E1 cells, suggesting potential use for osteoporosis prevention and treatment.
2 citations
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January 2020 in “BioMed Research International” This study found that Phaeodactylum tricornutum extract enhanced hair follicle cell proliferation, indicated by increased keratin and ERK1/2 signaling, suggesting its potential for hair care applications.
1 citations
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May 2025 in “International Journal of Applied Pharmaceutics” This study formulated a nanogel with Bangkal bark extract that showed moderate antibacterial activity against Propionibacterium acnes, with the F3 formulation (8% extract) achieving the highest inhibition zone of 8 mm, suggesting potential as a natural acne treatment.
5 citations
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February 2019 in “Journal of oceanology and limnology (Online)” This study found that adding 7% Ecklonia cava extract to oxidative hair dyes significantly reduced their cytotoxicity and oxidative stress without affecting color performance.
1 citations
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December 2006 in “Annals of the New York Academy of Sciences” Green algae can break down finasteride, reducing environmental harm.
January 2020 in “Cosmetics” This study found that Ecklonia cava extract increased skin hydration and decreased redness, suggesting potential benefits for protecting and repairing scalp skin from pollutant-induced damage.
1 citations
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October 2022 in “International Journal for Research in Applied Science and Engineering Technology” This review discusses the diverse applications of algae in non-energy sectors, including pharmaceuticals, food ingredients, pigments, and cosmetics, and reports no new experimental results.
12 citations
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April 2023 in “Nano Biomedicine and Engineering” This study synthesized silver nanoparticles using an Artocarpus heterophyllus leaf extract and found that these nanoparticles, with a size of 100–110 nm, displayed effective antioxidant, antibacterial, and antifungal activities in vitro.
14 citations
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January 2015 in “Clinical Nutrition Research” This clinical trial found that the extract complex of Cistanche tubulosa and Laminaria japonica (MK-R7) significantly improved hair density and diameter in patients with patterned hair loss over 16 weeks.
January 2026 in “Journal of Emerging Technologies and Innovative Research” This study reported that zinc oxide nanoparticles synthesized using Tridax procumbens leaf extract demonstrated significant antibacterial and anticancer activity, showing potential for applications in biomedical and pharmaceutical fields.
January 2025 in “Nanotechnology Reviews” This study reported a green synthesis method for copper oxide nanoparticles using pumpkin seed extract, achieving significant antibacterial activity against Bacillus subtilis and moderate cytotoxic effects against certain cancer cell lines, indicating potential biomedical applications for these eco-friendly nanomaterials.
January 2025 in “International Journal of Mosquito Research” In this study, the combination of petroleum ether extracts from Jacquinia ruscifolia flowers and Thuja orientalis strobili demonstrated synergistic larvicidal effects against third-instar Culex quinquefasciatus larvae, achieving 100% mortality at 250 ppm with noted synergism particularly in a 1:2 ratio.
June 2011 in “Journal of medicine and life science” In this cell study, seaweed extract from Hizkia fusiforme significantly increased the proliferation of dermal papilla cells, suggesting potential for promoting hair growth.