20 citations
,
January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.
24 citations
,
November 2015 in “International Journal of Cosmetic Science” Treating scalp issues with anti-dandruff shampoo improves hair health.
5 citations
,
August 2024 in “International Journal of Cosmetic Science” Particles stick better to healthy hair than damaged hair.
February 2022 in “Journal of Cosmetic Dermatology” Argan oil protects hair from oxidative damage and reduces protein loss.
1 citations
,
September 2008 in “International Journal of Cosmetic Science” Using chelants in hair dye reduces fiber damage by preventing harmful radicals.
January 2001 in “China Surfactant Detergent & Cosmetics” Both conditioners help protect hair from perm damage, but their effectiveness varies.
January 1994 in “Journal of the society of cosmetic chemists” January 2002 in “China Surfactant Detergent & Cosmetics” Shampoo D is best for fixing perm-damaged hair.
December 2025 in “Cosmetics” The bio-based complex effectively repairs and protects chemically damaged hair.
9 citations
,
July 2022 in “Journal of Cosmetic Dermatology” The ammonia-free hair dye is safe and improves hair shine, color, moisture, porosity, and combability.
34 citations
,
January 2022 in “Molecules/Molecules online/Molecules annual” Natural ingredients in cosmeceuticals are beneficial for skin and hair health with few side effects.
March 2017 in “Trichology and cosmetology:” Cosmetic procedures can improve skin appearance and boost confidence.
20 citations
,
July 2015 in “Journal der Deutschen Dermatologischen Gesellschaft” Green tea may help with skin health and protect against UV damage, but more research is needed to confirm its safety and effectiveness.
October 2015 in “Cosmetic Dermatology” Hair styling products and tools help improve hair's look and manageability but can damage hair if used incorrectly.
8 citations
,
March 2018 in “Cosmetics” UV radiation damages hair by creating holes and peeling cuticle layers.
10 citations
,
June 2019 in “Cosmetics” Mixed-race individuals have hair with varied shapes and more root damage.
9 citations
,
September 2012 in “Journal of Cosmetic Dermatology” Hair capacitance mapping effectively measures hair surface moisture changes.
November 2025 in “Cosmetics” Rice germ oil improves hair health, but adding ferulic acid offers limited benefits and may worsen chemically damaged hair.
August 2024 in “Cosmetics” Peanut callus extract helps grow hair and prevent hair loss.
73 citations
,
October 2013 in “International Journal of Cosmetic Science” Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.
22 citations
,
July 2004 in “International Journal of Cosmetic Science” UV radiation and visible light can damage hair, but there are ways to protect it.
13 citations
,
March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
October 2025 in “International Journal of Cosmetic Science” Conditioners improve hair manageability but don't repair damage.
May 2026 in “International Journal of Cosmetic Science” Ozonated water damages hair structure and proteins.
June 2025 in “International Journal of Cosmetic Science” Keratin-encapsulated liposomes effectively repair and protect UV-damaged hair.
5 citations
,
January 1990 in “Journal of Society of Cosmetic Chemists of Japan” Permanent wave lotion can extract proteins from hair, especially when pH is higher, and repeated treatments or bleaching can damage hair.
4 citations
,
June 2019 in “International Journal of Cosmetic Science” Heat transfer in hair is slower in groups of hair, increasing the risk of damage from high-temperature styling tools.
March 2005 in “International Journal of Cosmetic Science” DVI provides detailed 3D imaging of hair and shows how various products protect and enhance hair.
March 2005 in “International Journal of Cosmetic Science” A new method helps understand hair shine and various products improve hair care.