N793 may improve hair density in people with mild hair thinning.
5 citations,
January 2019 in “Clinical Drug Investigation” Some off-label treatments increase hair density, but long-term safety unknown.
21 citations,
April 1998 in “Urology” Finasteride effectively treats BPH and hair loss but may cause sexual side effects.
September 2023 in “Journal of The American Academy of Dermatology” Reducing the dose of Baricitinib to 2mg led to a loss of hair regrowth benefits in nearly half of the patients by Week-104.
7 citations,
January 1990 in “Clinical and Experimental Dermatology” Hair loss gradually happens, and minoxidil helps regrow hair.
46 citations,
January 2000 in “The Journal of Clinical Endocrinology and Metabolism” 37 citations,
May 2002 in “PubMed” 
11 citations,
May 2002 in “The Journal of Urology” Finasteride doesn't harm bone density in older men with BPH.
July 2005 in “Indian Journal of Dermatology” 20 citations,
November 2014 in “JAMA dermatology” The 810-nm diode laser improves skin texture in keratosis pilaris but not redness.
April 2016 in “Journal of Investigative Dermatology” Vitamin D can reduce skin inflammation caused by UV rays by enhancing cell "fitness" and skin repair.
90 citations,
August 2002 in “European journal of endocrinology” Metformin improves hair growth and menstrual frequency in women with PCOS and hirsutism.
156 citations,
August 2014 in “Cochrane library” Budesonide is not effective for maintaining remission in Crohn's disease beyond three months.
1 citations,
January 2013 in “Hair therapy & transplantation” The document does not provide information about hair loss treatment.
15 citations,
October 2022 in “Allergy” Dupilumab treatment reduces Th2-related markers and helps hair growth in alopecia areata, showing Th2's role in the condition.
January 1989 in “Skin research” The hair regrowth tonic effectively increased hair count and was safe for treating male pattern baldness.
July 2024 in “Journal of the American Academy of Dermatology” Botulinum toxin may help treat male pattern baldness.
August 2024 in “International Journal of Research in Dermatology” Indulekha Svetakutaja Hair Oil effectively reduces dandruff and improves scalp health.
3 citations,
June 1999 in “The Prostate” Finasteride reduces PSA levels, terazosin doesn't affect them, and tracking prostate cancer in patients taking finasteride could be difficult.
40 citations,
May 2018 in “PubMed” Nutrafol® Women's Capsules safely and effectively promote hair growth in women with thinning hair.
136 citations,
February 2017 in “International Journal of Molecular Sciences” PRP treatment improves hair growth, and the device used can affect results, with some being more effective.
January 2018 in “International journal of food and nutrition research” Intermittent iron and nutritional supplements can help reduce hair loss.
5 citations,
April 2013 in “Journal of Cosmetic and Laser Therapy” Argireline significantly reduces wrinkles.
Using 5% minoxidil foam twice daily can help regrow hair, especially in younger men aged 20-30.
September 2021 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” 1 citations,
September 2022 in “Aesthetic Surgery Journal” 
March 2024 in “Revista Ciências da Saúde CEUMA” Testosterone increases sexual behavior in female capuchin monkeys.
35 citations,
January 2002 in “Scandinavian Journal of Urology and Nephrology” Finasteride reduces prostate bleeding by affecting blood vessel growth.
6 citations,
August 2021 in “International Journal of Cosmetic Science” Using antioxidants on the scalp can make it healthier and decrease hair loss.