2 citations
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March 2015 in “Toxicology and Environmental Health Sciences” This study found that rice bran supercritical CO₂ extract was classified as a non-irritant for ocular use but a moderate irritant for dermal use in rabbits and guinea pigs.
May 2021 in “DOAJ (DOAJ: Directory of Open Access Journals)” This review examines recent advancements in topical formulations for alopecia treatment, but it reports no new clinical results, emphasizing potential strategies to enhance drug delivery to the scalp.
48 citations
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January 2002 in “Dermatology” In this study, hair pain (trichodynia) was reported by a significant portion of patients with hair loss, but it did not correlate with the cause or activity of the condition.
3 citations
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January 2014 This study concluded that a green tea extract hair tonic was stable, promoted more hair growth than 2.5% minoxidil, and did not cause skin irritation.
April 2024 in “Current journal of applied science and technology” This study developed an ointment from palm kernel oil and shea butter, which demonstrated improved hair growth in rabbits and may inform the creation of non-harmful hair growth products for humans.