40 citations,
July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
11 citations,
January 2015 in “Skin pharmacology and physiology” Eating collagen peptides may help with skin and hair growth.
11 citations,
February 2018 in “Amino acids” Copper and iron cause keratin damage in hair by converting methionine to homocysteine.
7 citations,
February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
January 2013 in “Transactions of the Materials Research Society of Japan” CMADK reduces hair damage from bleaching and permanent waving.
13 citations,
April 2002 in “International Journal of Toxicology” The safety of placental and umbilical extracts in cosmetics is uncertain, requiring more research.
2 citations,
December 2023 in “International journal of molecular sciences” Understanding keratinization is crucial for treating skin conditions like ichthyoses and psoriasis.
November 2024 in “Applied Sciences” Placenta products might help with hair loss, but more research is needed.
June 2023 in “Skin Research and Technology” The supplement with amino acids, iron, selenium, and marine hydrolyzed collagen improved hair growth more than drug treatment alone, with most people tolerating it well.
5 citations,
September 2018 in “International journal of genomics” Genetic mutations that disrupt homocysteine breakdown lead to increased damage in mouse hair keratin.
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” The anti-hair loss shampoo effectively promotes hair growth and improves hair quality.
4 citations,
October 2017 in “Advances in tissue engineering & regenerative medicine” Researchers created a potential skin substitute using a biodegradable mat that supports skin cell growth and layer formation.
2 citations,
January 2011 in “Elsevier eBooks” Early treatment of acne is crucial to prevent scarring and psychological effects.
165 citations,
January 2008 in “Journal of biomaterials science. Polymer ed.” The peptide GHK-Cu helps heal and remodel tissue, improves skin and hair health, and has potential for treating age-related inflammatory diseases.
48 citations,
July 2019 in “International Journal of Biological Macromolecules” A new hydrogel with stem cells from human umbilical cords improves skin wound healing and reduces inflammation.
42 citations,
March 2014 in “European Journal of Pharmacology” Ginsenoside F2 from ginseng may increase hair growth better than standard treatments by affecting cell growth signals.
38 citations,
June 2018 in “Archives of Toxicology” Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.
31 citations,
September 2014 in “International Journal of Dermatology” Anthralin is effective for psoriasis and alopecia with minimal systemic side effects but can irritate the skin.
23 citations,
March 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” ATP increases melanin production in skin after UV exposure, with the P2X7 receptor being crucial for this process.
11 citations,
January 2014 in “The Scientific World Journal” Cynatine HNS improves hair and nail quality in 90 days.
4 citations,
April 1955 in “Textile Research Journal” The effectiveness of reducing agents on hair fibers depends on their electrode potentials.
3 citations,
June 2004 in “Alternative and Complementary Therapies” The document concludes that hair loss is influenced by genetics and other factors, and while treatments like finasteride can help, they have limitations and side effects.
2 citations,
January 2019 in “Applied clinical research, clinical trials and regulatory affairs” Different countries have regulations to ensure the safety of hair care products, with some recalling hair straighteners due to high formaldehyde.
1 citations,
January 2019 in “Elsevier eBooks” New scaffold materials help heal severe skin wounds and improve skin regeneration.
January 2007 in “Sen'i Gakkaishi” Mf-rich hair degrades more than Ma-rich hair, especially with Proteinase K.
Newer retinoid drugs are effective for skin conditions but have significant side effects.
Isotretinoin and tazarotene help treat acne, while minoxidil and finasteride promote hair growth.
October 2020 in “Veterinary Dermatology” New treatments and diagnostic methods for various animal skin conditions showed promising results.
32 citations,
December 2019 in “The Journal of clinical investigation/The journal of clinical investigation” A protein called IL-36γ causes skin side effects from certain cancer treatments when combined with a common skin bacteria.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.