21 citations,
December 2016 in “European journal of pharmaceutics and biopharmaceutics” Nano-sized lipid particles increase dexamethasone's skin penetration and create a reservoir in the skin layers.
161 citations,
August 2013 in “Journal of experimental botany” Certain inhibitors slow down plant growth by causing early cell specialization without changing the cell development pattern.
5 citations,
August 2007 in “PubMed” Amino acids in conditioners improve hair strength, hydration, and color retention.
Some plant-based ingredients may help with hair growth and care, but more research is needed to confirm their effectiveness.
12 citations,
December 2009 in “Amino Acids” Putting α-methylspermidine on mouse skin can start hair growth.
January 2007 in “Sen'i Gakkaishi” Mf-rich hair degrades more than Ma-rich hair, especially with Proteinase K.
January 2018 in “Archives of dermatology and skin care” Mesotherapy for hair loss lacks strong evidence and clear guidelines for its effectiveness and product use.
17 citations,
July 2013 in “Amino Acids” Increased ODC activity leads to skin tumors by recruiting stem cells, not by toxic byproducts.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
July 1975 in “Archives of Dermatology” Stopping tetracycline can lead to the disappearance of flat warts.
3 citations,
January 2022 in “Precision medicine and clinical omics” Beta-sitosterol and stigmasterol might help prevent hair loss by blocking a specific enzyme.
5 citations,
January 1983 in “Australian journal of biological sciences” Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.
1 citations,
November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
July 2024 in “Experimental Dermatology” AP collagen peptides help hair grow and improve hair health.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
3 citations,
January 2016 in “Journal of cosmetology & trichology” Taking vitamins, minerals, and amino acids can improve hair strength and quality in people with Monilethrix.
February 2025 in “Clinical Cosmetic and Investigational Dermatology” Higher fasting insulin levels increase the risk of androgenetic alopecia.
24 citations,
May 2017 in “PubMed” Biotin supplements for hair improvement are popular without scientific proof of effectiveness.
79 citations,
January 2017 in “Dermatology practical & conceptual” Correcting nutrient deficiencies may help with hair loss, but the benefits of supplements without a deficiency are uncertain and could be harmful.
5 citations,
June 2013 in “Fashion business” Rosehip extract improves hair wave, thickness, and color vibrancy.
Different androgen concentrations affect wool-related gene expression differently in Hetian and Karakul sheep breeds.
March 2024 in “Nutrients” Alopecia Areata is linked to specific gut bacteria and metabolites, indicating a complex gut microbiome.
5 citations,
February 2022 in “Biophysical journal” The model shows that filament flexibility and amino acid differences affect how fast intermediate filament proteins assemble.
August 2019 in “Research Square (Research Square)” Certain long non-coding RNAs in cashmere goats affect hair growth when treated with a specific growth factor.
Ajuga reptans L. extracts have strong antioxidant, anti-inflammatory, liver-protective, antimicrobial, and wound-healing properties.
December 2013 in “대한피부미용학회지” Wheat sprout extract (fr. 5) promotes hair growth similar to minoxidil.
1 citations,
July 2022 in “Clinical and Experimental Dermatology” Amino acid supplements may not be necessary for all women with chronic hair loss.
1 citations,
July 2017 in “Microbial Cell Factories” Adding soybean oil to Nonomuraea dietziae increases production of a beneficial compound by improving metabolism and enzyme systems.
August 2022 in “Clinical and Experimental Dermatology” Amino acid supplements may not be necessary for all women with chronic hair loss.
11 citations,
October 1997 in “British Journal of Dermatology” Wool follicles grew fibres for 8-10 days in a serum-free culture, influenced by calcium, glucose, amino acids, and insulin.