June 2017 in “Journal of The American Academy of Dermatology” 7.5% DEET lotion is more effective and safe at repelling mosquitoes than rosemary, citronella, and lemongrass lotions.
May 2017 in “Journal of The American Academy of Dermatology” Finasteride 1 mg/day effectively treats hair loss in men aged 18-41 and over 41; DEET lotion works better than herbal insect repellents; combined tattoo removal technique shows no extra benefits.
19 citations,
March 2011 in “Cutaneous and Ocular Toxicology” Some chemicals absorbed through the skin can cause serious health problems.
December 2019 in “International journal of engineering applied science and technology” Tridax procumbens, a weed, has various medicinal properties including wound healing and antibacterial effects.
4 citations,
September 2014 in “Elsevier eBooks” Use some skin medications with caution during pregnancy; avoid strong steroids, certain eczema treatments, and systemic retinoids, but many topical treatments and nasal sprays are safe.