4 citations
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October 2017 in “International Journal of Applied Pharmaceutics” Licorice extract hair tonics are effective and safe for hair growth, except for mild eye irritation at the lowest concentration.
3 citations
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January 2014 Green tea extract hair tonic is stable at room temperature, promotes hair growth better than minoxidil, and is safe for use.
May 2023 in “Jurnal farmasi sains dan praktis” The hair tonic with cinnamon oil and coconut oil was stable and caused very mild irritation.
January 2022 in “Pharmaceutical Sciences Asia” Liposomes with butterfly pea extract and clove oil are stable and effective according to users.
September 2020 in “Pharmauho/Pharmauho : Jurnal Farmasi, Sains dan Kesehatan” The hair tonics with galangal and Aloe vera extracts were stable and met standards.