49 citations,
January 1991 in “Food and chemical toxicology” Different zinc compounds cause varying levels of skin irritation in animals.
44 citations,
January 1997 in “British Journal of Dermatology” 35 citations,
January 2018 in “Skin pharmacology and physiology” Nanoemulsion creams with certain enhancers can greatly increase caffeine delivery through skin.
32 citations,
June 2015 in “Dermatologic Therapy” Finasteride and minoxidil together work best for male hair loss.
26 citations,
June 2001 in “PTR. Phytotherapy research/Phytotherapy research” Procyanidin B-2 lotion might help men grow thicker hair without side effects.
24 citations,
September 2014 in “Drug Delivery” Using microneedles before applying eflornithine cream can make it more effective at stopping hair growth.
19 citations,
July 1993 in “Journal of Applied Toxicology” Different oil products cause varying levels of skin irritation in mice, which could potentially lead to tumors.
17 citations,
May 2011 in “Gene Therapy” Using polyethylenimine-DNA to deliver the hTERT gene can stimulate hair growth and may be useful in treating hair loss, but there could be potential cancer risks.
12 citations,
November 2011 in “International Journal of Dermatology” A woman developed a scalp condition from using minoxidil, which improved with a different treatment but left scarring.
11 citations,
October 2015 in “Clinical and Experimental Dermatology” Sophora flavescens extract helps hair growth and treats hair loss.