66 citations
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September 2005 in “Photochemical & photobiological sciences” We don't fully understand how sunlight damages different types of hair.
7 citations
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January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
March 2007 in “International Journal of Cosmetic Science” Hair with more melanin resists weather damage better.
December 2021 in “Cosmetics” 27 citations
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January 1995 Melanin in black hair protects it from sun damage better than light-brown hair.
24 citations
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January 2009 in “International Journal of Trichology” Sunlight exposure ages hair, making it brittle, stiff, and dry.
4 citations
,
November 2018 in “Journal of Pharmaceutical and Biomedical Analysis” Roselle flower extracts can protect against free radical damage in UV-irradiated antibiotics.
13 citations
,
December 2013 in “Chemistry Central Journal” Sunlight exposure increases drug toxicity; amber glass best for protection.
18 citations
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March 2009 in “Skin pharmacology and physiology” Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.
September 2015 in “Photodiagnosis and Photodynamic Therapy” September 2017 in “Journal of Investigative Dermatology” Photodynamic therapy can potentially remove nonpigmented hair by damaging hair follicles.
January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
24 citations
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January 2006 in “Dermatologic clinics” Hair sunscreens are important for maintaining hair's cosmetic value.
Finasteride is more stable in sunlight than Diclofenac and Naproxen.
5 citations
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November 2003 in “PubMed” Chemical treatments and light exposure damage hair proteins.
6 citations
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September 2013 in “Advanced materials research” Non-ionic silicone emulsion best protects hair color from sunlight.
10 citations
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September 2022 in “Journal of Biophotonics” Blue light therapy is safe for skin and may protect against UV radiation.
January 2014 in “한국미용학회지” UV-A radiation significantly damages semi-permanent dyed hair.
185 citations
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June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
151 citations
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November 2018 in “International Journal of Pharmaceutics” Nanoparticles improve drug delivery through the skin but more research is needed on their long-term effects and skin penetration challenges.
144 citations
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September 2006 in “Clinics in Dermatology” Lupus affects the body and skin, causing joint pain and skin issues that can be treated with steroids and antimalarial drugs.
130 citations
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August 2020 in “Drug Design Development and Therapy” Nanoparticles can improve skin drug delivery but have challenges like toxicity and stability that need more research.
72 citations
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December 2012 in “Expert Opinion on Drug Delivery” Niosomes are promising for skin drug delivery, offering benefits like improved drug penetration and stability.
59 citations
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January 2015 in “Nanoscale” The new micelle formulation delivers acne treatment more effectively and safely than current gels.
47 citations
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September 2015 in “Journal of Drug Delivery Science and Technology” Nanoparticulate systems improve drug delivery by controlling release, protecting drugs, changing absorption and distribution, and concentrating drugs in targeted areas.
41 citations
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October 2000 in “Dermatologic clinics” Better hair care products are needed to protect against grooming and chemical damage.
39 citations
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November 2016 in “Pharmaceutics” The hair follicle pathway significantly affects how easily water-loving chemicals pass through the skin.
36 citations
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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.
31 citations
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February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
27 citations
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June 2015 in “Journal of photochemistry and photobiology. B, Biology” The new lab-grown skin model is good for testing sunscreen's protection against DNA damage from UV light.