27 citations
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March 2006 in “Journal of cosmetic dermatology” HRT helps improve skin issues caused by menopause.
75 citations
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January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
April 2016 in “Journal of Investigative Dermatology” Pdgfα signaling helps maintain fat cells in the skin and is important for hair growth, wound healing, and fighting infections.
49 citations
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April 2010 in “International Journal of Cosmetic Science” Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.
2 citations
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December 2025 in “Cosmetics” Proper scalp care can improve hair health and delay ageing signs.