127 citations
,
January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
233 citations
,
February 2018 in “Polymers” Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.
122 citations
,
December 2022 in “International Journal of Molecular Sciences” Nanoparticles improve skin treatment but need more research on safety and effectiveness.
36 citations
,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
36 citations
,
August 2011 in “Journal of dermatological science” Human hair has a protective lipid layer that can be damaged by moisture and treatments, affecting hair growth and health.
6 citations
,
January 2009 in “Elsevier eBooks” The skin has multiple layers and cells, serves as a protective barrier, helps regulate temperature, enables sensation, affects appearance, and is involved in vitamin D synthesis.
January 2025 in “International Journal of Veterinary Science” Hibiscus leaf ointment helps hair growth and reduces UV skin damage in rats.
November 2024 in “Journal of Scientific Agriculture” Silk proteins are great for cosmetics because they protect and improve skin and hair while being eco-friendly.
434 citations
,
October 2003 in “PTR. Phytotherapy research/Phytotherapy research” Natural products in cosmetics are beneficial for skin and hair care with low toxicity.
26 citations
,
January 2022 The skin is essential for protection, temperature control, and immune defense.
2 citations
,
January 2023 in “Redox Report” Estradiol may protect ear cells from hearing loss caused by a chemotherapy drug by activating a protective pathway.
506 citations
,
January 2012 in “Molecular and Cellular Endocrinology” Melatonin affects many body functions beyond sleep by interacting with specific receptors in various tissues.
222 citations
,
January 2005 in “Endocrine journal” Melatonin is important for skin health and protection, and can be made by the skin or applied to it.
182 citations
,
November 2018 in “Cosmetics” Seaweeds have beneficial compounds for skin care, including anti-aging and protective effects.
101 citations
,
October 2016 in “Nanomedicine: Nanotechnology, Biology and Medicine” Fullerenes show potential in skin care but need more safety research.
85 citations
,
January 1996 in “International Journal of Cancer” AS101 reduces hair loss from chemotherapy.
45 citations
,
January 2020 in “Pharmaceutical Biology” Dendrobium officinale polysaccharides may help with hair growth, skin moisturization, and protection against oxidative damage.
26 citations
,
October 2021 in “Clinical, Cosmetic and Investigational Dermatology” The secretome from mesenchymal stem cells shows promise for treating skin conditions and improving skin and hair health, but more research is needed.
18 citations
,
October 2021 in “Frontiers in Physiology” Lipocalin-Type Prostaglandin D2 Synthase (L-PGDS) is a protein that plays many roles in the body, including sleep regulation, pain management, food intake, and protection against harmful substances. It also affects fat metabolism, glucose intolerance, cell maturation, and is involved in various diseases like diabetes, cancer, and arthritis. It can influence sex organ development and embryonic cell differentiation, and its levels can be used as a diagnostic marker for certain conditions.
17 citations
,
July 1995 in “International Journal of Dermatology” Minoxidil helps prevent hair loss from chemotherapy in rats.
13 citations
,
September 2024 in “Frontiers in Pharmacology” Morroniside has many health benefits, including protection against diabetes complications, bone and brain diseases, heart and skin issues, and it supports hair growth and reduces inflammation.
6 citations
,
May 2025 in “Cosmetics” Sunscreen technology is improving with new ingredients and methods to better protect skin from sun damage.
March 2020 in “Asian journal of biological sciences” Ellagic acid may help prevent hair loss caused by testosterone in rats.
December 2025 in “Biomedicines” Tyrosine kinase inhibitors for endocrine tumors often cause skin issues, requiring early management and treatment adjustments.
September 2025 in “SKINdeep” Sebaceous glands help protect and maintain healthy skin and hair.
August 2024 in “Cosmetics” Caffeine is beneficial for skin and hair treatments but needs better delivery methods to penetrate deeper skin layers.
January 2024 in “Journal of Ayurveda and integrative medicine” Millets may help reduce chemotherapy side effects like nausea, fatigue, and hair loss.
January 2020 in “한국미용학회지” Musa extracts protect hair from damage during chemical treatments.
April 2016 in “JAMA Dermatology” Baseball caps don't fully protect bald spots on the back of the head from sun damage; wear wide-brimmed hats or use sunscreen.
October 2012 in “Humana Press eBooks” Grape seed extract is good for skin care, with antioxidant, anti-inflammatory, and anti-cancer effects.