March 2008 in “Journal of Clinical Dermatology” Micropigmentation is a good and safe method to improve the look of scalp and eyebrow scars.
26 citations
,
December 2009 in “Laser Physics” Caffeine from shampoo penetrates hair follicles quickly and stays for at least 24 hours.
8 citations
,
May 2004 in “Facial plastic surgery clinics of North America” Laser hair removal is now more effective, but the best treatment schedule is still uncertain.
23 citations
,
April 1999 in “Dermatologic Clinics” Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.
36 citations
,
May 2015 in “Australasian Journal of Dermatology” Low dose oral minoxidil helps regrow hair in permanent chemotherapy-induced alopecia.
1 citations
,
January 2009 in “Journal of S C C J” Changing disulfide bonds in human hair affects its melting behavior and thermal stability.
September 2001 in “Emergency Medicine News” Hair testing is effective for detecting long-term drug use.
1 citations
,
December 2011 in “EFSA Journal” Spermidine may help extend the growth phase of hair.
24 citations
,
February 2007 in “Laser Physics Letters” Caffeine shampoo penetrates hair follicles deeply and stays for up to 48 hours.
15 citations
,
September 2014 in “Dermatologic surgery” Diode laser removes hair better but is more painful than intense pulsed light.
January 2025 in “Surgical & Cosmetic Dermatology” The gel may help hair regrow faster and improve skin after hair removal.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
Hibiscus leaf extract in hair tonic promotes hair growth effectively.
May 2023 in “Jurnal Penelitian Farmasi & Herbal” Cucumber hair tonic formulations are stable and may help with hair loss.
July 2012 in “Ubaya Repository (University of Surabaya)” The gel and tonic were not stable.
36 citations
,
May 2005 in “BMC dermatology” DPCP is effective for treating severe alopecia areata, but relapse is common.
157 citations
,
April 1997 in “International journal of legal medicine” Cosmetic hair treatments like bleaching and dyeing reduce drug levels in hair samples.
January 2023 in “Springer eBooks” 31 citations
,
November 2003 in “Journal of Occupational Health” Thioglycolic acid in hair products may pose reproductive and cancer risks for hairdressers.
5 citations
,
February 2018 in “Experimental Dermatology” Scientists developed a way to isolate sweat glands from the scalp during hair transplants, keeping them alive for 6 days for research and cosmetic uses.
May 2016 in “Hair transplant forum international” January 2001 in “China Surfactant Detergent & Cosmetics” Both conditioners help protect hair from perm damage, but their effectiveness varies.
42 citations
,
August 1987 in “Archives of Dermatology” Squaric acid dibutylester led to complete hair regrowth in 28.5% of patients with alopecia areata.
April 2026 in “International Journal of Dermatology”
9 citations
,
June 1959 in “Archives of dermatology” Hair can darken after inflammation and then return to its original color.
13 citations
,
September 2017 in “Journal of Dermatological Science” Hydrogen peroxide in hair dye can cause hair loss.
3 citations
,
October 2006 in “Journal of dermatology” X-ray microscopy can non-invasively show hair structure changes after treatments, but it's less detailed than TEM and needs improvement.
October 2025 in “International Journal of Homoeopathic Sciences” Homeopathy helped restore normal hair color in a 5-year-old with premature greying.
January 2022 in “Healthy Tadulako Journal” Both extraction methods result in similar physical stability for the hair tonic.