January 2024 in “International Journal of Trichology” Human platelet-rich plasma is better than fetal bovine serum for growing cells that help hair regrow.
January 2026 in “International Journal of Peptide Research and Therapeutics” Collagen supplements improve hair health and are safe.
January 2025 in “Cosmetics” Astragalus sinicus extracts may help promote hair growth and treat hair loss.
March 2024 in “Deleted Journal” Certain herbal plants can effectively treat PCOS symptoms.
Polyethylene glycol 400 and glycerol are effective as moisturizers in anti-hair loss cream with saw palmetto extract.
1 citations
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November 1981 in “PubMed” No clear conclusion available.
December 2021 in “Medicina estética” Serenoa repens may help treat hair loss but is less effective than common medications and needs more research to confirm its effectiveness.
June 2024 in “MEDFARM Jurnal Farmasi dan Kesehatan” Rosemary oil nanoliposome gel is effective for promoting hair growth.
1 citations
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July 2025 in “Journal of Cosmetic Dermatology” Exosome treatment from stem cells improved hair regrowth and reduced scalp issues in a woman with lichen planopilaris.
49 citations
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September 2008 in “International journal of pharmaceutics” Artificial sebum L closely mimics human sebum for drug delivery research.