5 citations
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November 2005 Confocal Laser Scanning Microscopy is effective for tracking compounds in the skin.
20 citations
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October 2021 in “Applied materials today” A new microneedle patch and yellow light therapy significantly promote hair regrowth.
February 2023 in “Biophysical Journal” Light can be used to stimulate ear hair cells, improving speed and consistency over previous methods.
56 citations
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January 2018 in “Medical research archives” Low-intensity light therapy is effective for skin healing, reducing inflammation, and treating various skin conditions.
January 2026 in “American Journal of Medical and Clinical Research & Reviews” Different wavelengths of LED light are needed to treat different types of hair loss effectively.
130 citations
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April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.
August 2025 in “Molecules” 132 compounds were found in Justicia procumbens L., including 77 new ones.
January 2019 in “Figshare” Redheaded people have higher levels of vitamin D precursor, suggesting their hair color may be an adaptation to low sunlight areas.
January 1963 in “Stain technology” Ziehl-Neelsen's stain helps identify different parts of hair in sheep and goats.
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February 2024 in “International Journal of Pharmacognosy & Chinese Medicine” Hibiscus rosa-sinensis Linn. has many medicinal benefits and needs proper identification for effective use.
Lysine carboxymethyl cysteinate (LCC) protects skin from UVB damage by activating autophagy.
10 citations
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January 2011 in “Skin research and technology” Procyanidin oligomers can protect hair from oxidative damage and could be good for hair care products.
November 2025 in “Frontiers in Veterinary Science” A 1.0% tyrosine diet increases melanin in chicken feathers.
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September 1990 in “Proceedings of the National Academy of Sciences” The study showed that a specific DNA sequence can control gene expression in hair growth areas of mice.
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January 2002 Hair shine can be measured by how it reflects laser light.
December 2025 in “Universities Journal of Phytochemistry and Ayurvedic Heights” Herbal medicines need strict quality control to ensure safety and authenticity.
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May 2020 in “Acta pharmaceutica” Protocatechuic acid can reduce melanin production and boost antioxidant activity in hair follicles.
May 2026 in “International Journal of Molecular Sciences” The new human placental extract may help prevent hair graying and reduce nerve pain from chemotherapy.
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July 2022 in “Plant Cell, Tissue and Organ Culture (PCTOC)” The study found that in Eclipta prostrata roots, coumestans come from acetate and shikimate pathways, and phenylpropanoid is made only through the shikimate pathway.
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March 2020 in “Frontiers in cell and developmental biology” A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
January 2012 in “Human health handbooks” The skin produces and uses vitamin D for bone health, cell growth, and immune function.
July 2025 in “Underline Science Inc.” ROS influences the growth and structure of Arabidopsis root hairs.
January 2026 in “Journal of Hard Tissue Biology” Red LED light boosts cell activity and growth, aiding wound healing and blood vessel repair.
June 2017 in “University of the Arts London Research Online (University of the Arts London)” Polymers help reduce damage and improve bleached hair when used during or after bleaching.
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February 1985 in “Archives of dermatological research” Hair dyes penetrate the scalp very minimally, less than 1%.
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June 2020 in “Experimental dermatology” Researchers found that certain lipids, especially vitamin D3, are lower in prematurely grey hair than in pigmented hair.
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September 2018 in “Frontiers in Plant Science” BcFLA1 protein is crucial for root hair growth in response to low phosphate in Brassica carinata.
April 2014 in “DOAJ (DOAJ: Directory of Open Access Journals)” Yellow lupine is valuable for its high protein, fat, and beneficial compounds.
January 2026 in “Chemistry & Biodiversity” Platycladus orientalis fruit extracts have antioxidant and enzyme-inhibiting properties, useful for health and food applications.