37 citations
,
January 2015 in “Science Journal of Public Health” Cosmetics can contain harmful chemicals that may cause serious health problems over time.
March 2026 in “Skin Appendage Disorders” Children's hair care needs gentle products and better regulations due to unique hair and scalp differences.
147 citations
,
November 2021 in “Environmental Science and Pollution Research” Biocosmetics will grow by using natural ingredients and eco-friendly packaging.
November 2020 in “Environmental Science and Pollution Research” Finasteride and melengestrol acetate are toxic to benthic invertebrates.
May 2023 in “Health science reports” Coloring shampoos for gray hair may cause gene mutation, reproductive issues, and skin damage, needing stricter regulation and expert consultation.
31 citations
,
November 2003 in “Journal of Occupational Health” Thioglycolic acid in hair products may pose reproductive and cancer risks for hairdressers.
8 citations
,
October 2020 in “International Journal of Environmental Research and Public Health” Severe hair loss in women increases the risk of mental health issues, especially social anxiety.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
5 citations
,
August 2024 in “International Journal of Cosmetic Science” Particles stick better to healthy hair than damaged hair.
August 2025 in “Asian Journal of Pharmaceutical Research and Development” The polyherbal hair oil effectively improves hair and scalp health with multiple benefits.
January 2025 in “Springer proceedings in earth and environmental sciences” The eco-friendly hair oil promotes healthy hair growth and is safe and effective.
1 citations
,
November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
66 citations
,
September 2005 in “Photochemical & photobiological sciences” We don't fully understand how sunlight damages different types of hair.
64 citations
,
April 1972 in “American Journal of Clinical Nutrition” Hair chromium levels reflect nutritional status after standard washing.
33 citations
,
April 2020 in “Dermatitis” Hair care products often cause contact dermatitis, especially in women and hairdressers.
16 citations
,
November 2009 in “Experimental dermatology” Ionizing radiation damages human hair follicles by stopping cell growth, causing cell death, disrupting color, and increasing stress and damage markers.
Certain ingredients in personal care products, like formaldehyde, oxidative hair dyes, and sulfates, pose health risks and need careful review.
1 citations
,
July 2018 in “Elsevier eBooks” Avoid chemical and physical damage to protect hair.
3 citations
,
January 2010
Coconut oil can damage hair by clogging pores, causing frizz, and disrupting moisture balance.
16 citations
,
May 2017 in “Journal of cosmetic dermatology” An unhealthy scalp can damage new hair, but using ZPT shampoo can improve hair health.
March 2012 in “Hair transplant forum international” Environmental factors and chemicals might affect hormone balance and contribute to common hair loss.
14 citations
,
September 2016 in “Journal of Photochemistry and Photobiology B Biology” UV exposure damages hair, increasing thiols and altering protein structure.
122 citations
,
October 2010 in “Clinica Chimica Acta” Washing hair with water or shampoo lowers cortisol levels in hair.
January 2014 in “한국미용학회지” UV-A radiation significantly damages semi-permanent dyed hair.
4 citations
,
January 2021 in “Skin appendage disorders” Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.
4 citations
,
May 2014 in “PubMed” Monoethanolamine-based hair colorants can cause more damage to hair than ammonia-based ones.
8 citations
,
October 2021 in “Indian Journal of Plastic Surgery” COVID-19 may cause increased and quicker hair loss compared to other infections.
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.
4 citations
,
August 2016 in “PubMed” Repeated dyeing and shampooing cause hair color loss and damage.