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The best mix of propylene glycol and sorbitol was found for a cream to prevent hair loss using saw palmetto extract.
Saw palmetto cream for hair loss works better with glycerol and sorbitol.
January 2017 in “Indian journal of drugs in dermatology” Saw palmetto extract may help with hair loss and acne but needs more research on safety and long-term effects.
August 2018 in “Farmatsevtychnyĭ zhurnal” The emulgel with Saw Palmetto and Sophora Japonica shows promise for treating hair loss.
December 2014 in “Turk Dermatoloji Dergisi” Topical Saw Palmetto and Trichogen Veg Complex increased hair count by 11.9% and improved hair growth in 48% of men with hair loss.
36 citations,
January 2003 in “Molecular and Cellular Biochemistry” 
12 citations,
January 1998 in “Endocrine journal” Saw palmetto extract can block the enzyme that converts testosterone in pig prostate cells.
6 citations,
October 2012 in “Pediatrics” Serenoa repens (saw palmetto) may cause side effects like hot flashes in children and needs more research for safety in pediatric use.
2 citations,
January 2022 in “Dermatologic Therapy” Natural products like saw palmetto, caffeine, melatonin, marine extracts, rosemary oil, procyanidin, pumpkin seed oil, and cannabidiol oil could potentially treat male hair loss.
1 citations,
November 2021 in “British Journal of Clinical Pharmacology” Saw palmetto may cause erectile dysfunction and needs better safety monitoring.
1 citations,
October 2015 in “The Pharma Innovation Journal” The best way to make a topical treatment for hair loss is to mix Saw Palmetto extract with 48% ethanol at the end of making the lotion.
1 citations,
June 2014 in “Vìsnik farmacìï” A medicinal cosmetic product for treating Androgenetic Alopecia was developed using plant-based substances, Saw palmetto and Japanese Sophora, with pumpkin seed oil and stabilizers like Carbopol, sodium alginate, xanthan gum, Tween-20 and cetyl alcohol.
October 2015 in “Elsevier eBooks” Chewing betel nut may increase the risk of type 2 diabetes, and saw palmetto can improve urinary symptoms in BPH with fewer side effects but may cause bleeding and allergic reactions.
April 2003 in “Reactions Weekly” A woman developed skin irritation from treatments for hair loss, showing allergies to both minoxidil and saw palmetto solutions.
67 citations,
February 2015 in “Life Sciences” Some plant-based treatments can help with benign prostatic hyperplasia symptoms, but more research is needed to confirm their safety and effectiveness.
41 citations,
April 2010 in “Gender Medicine” The conclusion is that hirsutism should be diagnosed and treated because it affects quality of life and may signal other health problems.
38 citations,
July 2012 in “international journal of endocrinology and metabolism” Some plant-derived compounds may help with hormonal conditions, but more research is needed to confirm their effectiveness.
26 citations,
January 2002 in “Advances in experimental medicine and biology” Finasteride, originally for prostate issues, also treats hair loss, similar to effects from certain plants.
20 citations,
March 2005 in “Current Medicinal Chemistry” New compounds show promise for treating hair loss, enlarged prostate, and prostate cancer, with some being more effective and having different side effects than current treatments.
19 citations,
August 2010 in “Journal der Deutschen Dermatologischen Gesellschaft” Certain plant extracts can effectively treat skin conditions like athlete's foot, chronic vein problems, sun damage, skin growths, vitiligo, and hair loss, and may also improve skin appearance.
7 citations,
October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.
2 citations,
January 2009 A natural extract-based hair growth product was developed and showed promise in preliminary tests.
1 citations,
December 2023 in “Curēus” Tadalafil is effective for treating urinary symptoms in men with BPH.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
November 2024 in “Clinical Cosmetic and Investigational Dermatology” Rosemary oil may effectively treat hair loss with fewer side effects, but more research is needed.
Herbal remedies might help with hair loss but need more research for safety and effectiveness.
February 2024 in “PloS one” Nutraceuticals that promote hair growth do not reduce tamoxifen's effectiveness in breast cancer treatment.