62 citations,
January 2003 in “Dermatology” Sunlight worsens hair loss; protect scalp.
2 citations,
August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
December 2020 in “Daehanhanuihakoeji” Rumex japonicas Houttuyn ethanol extract helps increase hair growth and protect against hair damage.
2 citations,
January 2006 in “International Journal of Cosmetic Science” The study found that certain conditioning compounds can penetrate hair and potentially improve its resistance to damage.
68 citations,
June 2005 in “Expert Opinion on Therapeutic Targets” Oestrogens help maintain healthy skin, heal wounds, and may protect against skin aging and cancer.
12 citations,
January 2007 in “Current problems in dermatology” Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.
195 citations,
January 2008 in “Photochemistry and Photobiology” Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.
175 citations,
November 2009 in “PLOS ONE” Women look young for their age due to larger lips, less sun damage, and genes that prevent gray hair and wrinkles.
62 citations,
October 2010 in “Journal of biomedical nanotechnology” Nanoparticles can enter the skin, potentially causing toxicity, especially in damaged skin.
47 citations,
July 2013 in “Pharmacological Reviews” Regenerative pharmacology, which combines drugs with regenerative medicine, shows promise for repairing damaged body parts and needs more interdisciplinary research.