April 2023 in “Journal of Investigative Dermatology” Sunlight simulation causes skin inflammation, with different skin types reacting at different levels of exposure.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Higher SPF sunscreens provide more DNA protection, and the form of sunscreen doesn't affect protection level.
May 2026 in “International Journal of Cosmetic Science” UV radiation damages hair similar to bleaching, but double bleaching causes more severe protein degradation.
10 citations
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July 2022 in “Dermatology and Therapy” Melasma's causes include genetics, sun exposure, hormones, and oxidative stress, and understanding these can help create better treatments.
November 2022 in “Journal of Investigative Dermatology” The study found that skin inflammation and immune response pathways are activated in Solar Urticaria patients after UV exposure, unlike in healthy people.
November 2020 in “Journal of The American Academy of Dermatology” Taking vitamin C and vitamin E twice a day can help prevent sunburn and DNA damage from UVB exposure.
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.
6 citations
,
May 2025 in “Cosmetics” Sunscreen technology is improving with new ingredients and methods to better protect skin from sun damage.
April 2019 in “Journal of Investigative Dermatology” Caffeine can protect scalp hair follicles from damage caused by UV radiation.
July 2023 in “Photodermatology, Photoimmunology and Photomedicine” Infrared radiation can cause skin aging and cancer at high temperatures but may have therapeutic benefits at controlled levels.
77 citations
,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Human skin cells produce proenkephalin, which changes with environmental factors and skin diseases.
252 citations
,
January 2008 in “Trends in Endocrinology and Metabolism” Melatonin in the skin helps protect against damage from stress and UV rays, and could be used to treat certain skin conditions.
2 citations
,
May 2023 in “Photobiomodulation, photomedicine, and laser surgery” Light therapy is effective and safe for treating skin color disorders like vitiligo and dark spots.
89 citations
,
June 2012 in “Anais Brasileiros de Dermatologia” Actinic keratosis can lead to skin cancer, is more common in fair-skinned people, and can be reduced with sunscreen and treated effectively.
September 2005 in “Journal of Investigative Dermatology” Ferulic acid helps stabilize vitamins C and E for better skin protection from the sun, certain compounds may promote hair growth, atopic dermatitis patients have lower skin defense molecules, older men are more likely to get a type of skin cancer, and a substance called relaxin may prevent age-related skin thickening.
77 citations
,
July 2020 in “Journal of the European Academy of Dermatology and Venereology” Environmental factors, hormones, nutrition, and stress all significantly affect skin health and aging.
44 citations
,
October 2019 in “International Journal of Molecular Sciences” Melatonin, usually known for sleep regulation, also has antioxidant properties that can protect skin, stimulate hair growth, and improve skin conditions, with topical application being more effective than oral use.
14 citations
,
October 2021 in “Dermatology and Therapy” UV exposure accelerates skin aging by altering elastin, leading to wrinkles.
13 citations
,
April 2019 in “Actas Dermo-Sifiliográficas” Vitamin D is important for skin health, but more research is needed to understand its full effects and treatment potential.
21 citations
,
June 2023 in “Proceedings of the National Academy of Sciences” Tightly curled scalp hair helps reduce heat from the sun, protecting against overheating.
1 citations
,
November 2019 in “Applied sciences” Human hair provides more UV protection when aligned and at higher angles, but the scalp still gets UV exposure.
31 citations
,
February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
30 citations
,
August 2016 in “Advances in radiation oncology” Researchers developed a mouse model that successfully mimics the bladder damage seen in humans after radiation therapy.
19 citations
,
January 2015 in “Current problems in dermatology” Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.
53 citations
,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
9 citations
,
September 2018 in “Journal of Photochemistry and Photobiology B-biology” A hair-growth formula with cystine and thiamin helps protect skin cells against UV damage and improves their growth.
8 citations
,
March 2018 in “Cosmetics” UV radiation damages hair by creating holes and peeling cuticle layers.
December 2024 in “STUDIES IN ENGINEERING AND EXACT SCIENCES” Solar drying is the best method for drying pomegranate peels quickly and efficiently.
6 citations
,
September 2013 in “Advanced materials research” Non-ionic silicone emulsion best protects hair color from sunlight.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Applying the anti-cancer drug Bortezomib to skin can promote hair growth and increase hair proteins through the GATA-3 factor.