December 2018 in “Zenodo (CERN European Organization for Nuclear Research)” Low-level laser therapy may help hair growth, but more research is needed.
101 citations
,
June 2005 in “Journal of The American Academy of Dermatology” Very few people experience increased hair growth after laser hair removal, especially those with darker skin and black hair.
August 2022 in “Facial Plastic Surgery Clinics of North America” Noninvasive treatments like minoxidil, finasteride, and low-light laser therapy can help with hair loss.
37 citations
,
October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
45 citations
,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
50 citations
,
October 2007 in “Archives of Dermatological Research” 4 citations
,
May 2020 in “The journal of pediatrics/The Journal of pediatrics” A boy with monilethrix has brittle hair that breaks easily due to a genetic condition, which might improve by puberty.
Transglutaminases help form strong hair by linking proteins, and can potentially alter hair properties.
January 2023 in “International journal of pharmacognosy and clinical research” The polyherbal oil made from natural ingredients improves hair health and appearance.
5 citations
,
September 2023 in “Pediatric Research” 3 citations
,
June 2011 in “Clinical Cosmetic and Investigational Dermatology”
December 2025 in “Frontiers in Medicine” ARWH is a rare hair disorder with no cure, but potential treatments include minoxidil and other therapies.
40 citations
,
February 2002 in “International Journal of Dermatology” Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.
5 citations
,
December 2020 in “International journal of biological macromolecules” Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
January 2018 in “Food Additives and Contaminants Part A-chemistry Analysis Control Exposure & Risk Assessment” Researchers developed a precise method to detect illegal hair-growth drugs in dietary supplements.
2 citations
,
July 2013 in “Acervo Digital da Universidade Estadual Paulista (Universidade Estadual Paulista)” The shampoo effectively defines and models curls while reducing frizz and volume.
1 citations
,
January 2012 in “Hair therapy & transplantation” New natural hair loss treatments seem safer but need more research.
1 citations
,
January 1998 in “Cosmetics and toiletries” Both amodimethicone and dimethicone copolyol amine are effective hair conditioners.
March 2010 in “International Journal of Cosmetic Science” Disulfide bonds affect the melting behavior of hair's crystalline structure, but hair retains some stability even after these bonds are broken.
1 citations
,
March 2025 in “Journal of Society of Cosmetic Chemists of Japan” BECD helps straighten wavy hair by reducing undulation.
19 citations
,
January 1997 in “Dermatologic Clinics” Most treatments for hair loss in 1997 were not effective for most people, and maintaining hair growth was difficult.
July 2021 in “British Journal of Dermatology” 25 citations
,
February 2007 in “Forensic science international” Different hair cleaning methods caused varying levels of damage to the hair's outer layer.
January 2023 in “Our Dermatology Online” Laser hair removal is effective but may have side effects.
January 2026 in “Journal of Nanomaterials”
January 2013 in “The Pan African medical journal” Monilethrix causes short, fragile hair with no specific treatment available.
October 2023 in “Journal of Molecular Liquids” A new method using imidazole-based liquids efficiently extracts keratin from yak hair.
34 citations
,
December 2009 in “Journal of the American Academy of Dermatology” Improper use of ceramic flat irons can cause severe hair damage.
Non-transplantation methods can effectively restore hair.
17 citations
,
January 1985 in “International Journal of Dermatology” Minoxidil may help hair growth by stopping immune system attacks on hair follicles.