June 2021 in “World Journal Of Advanced Research and Reviews” A stable emulsion made with plant extracts and oils was effective in stimulating hair growth.
23 citations,
January 2001 in “International journal of toxicology” St. John's Wort extract and oil safety in cosmetics is unclear; more data needed on photosensitization, toxicity, and human irritation.
3 citations,
June 2004 in “Alternative and Complementary Therapies” The document concludes that hair loss is influenced by genetics and other factors, and while treatments like finasteride can help, they have limitations and side effects.
June 2025 in “Naunyn-Schmiedeberg s Archives of Pharmacology” Herbal remedies may help with hair loss but need more research.
February 2024 in “Bangladesh pharmaceutical journal” The herbal hair oil increased hair growth and reduced hair fall for most users without significant side effects.