12 citations
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September 2019 in “BioFactors” Ginkgolide B and bilobalide help mink hair grow by making skin cells healthier and boosting a key growth protein.
10 citations
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January 1987 in “PubMed” Thyroid hormone and epidermal growth factor affect hair angle, tooth eruption, and ear development in rats.
Poly-D,L-lactic acid boosts hair growth in aged skin by activating hair follicle stem cells.
EGF helps goat hair stem cells grow best at 15 ng/mL.
April 2026 in “Trends in Sciences” Acanthus ebracteatus extract in a microemulsion can promote hair growth and is stable for use as a hair tonic.
July 2024 in “Journal of Investigative Dermatology” Propolis extract can promote hair growth and increase keratin production.
1 citations
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September 2022 in “KnE medicine” Candlenut oil hair tonic helps mice grow hair, with higher oil concentration giving better results.
January 2025 in “Yonsei Medical Journal” Mastic gum and peppermint extracts may promote hair growth and health.
1 citations
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October 2001 in “Journal of Wood Science” Some extracts from woods and fungi can promote hair growth better than a known hair growth substance.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.