March 2022 in “Journal of drug delivery and therapeutics” Sea hibiscus leaf extract at 30% concentration in a hair tonic significantly increased hair growth in guinea pigs.
This study found that creambath preparations with waru leaf extract accelerated hair growth in New Zealand White rabbits, though none matched the positive control; the 37.5% concentration increased hair weight effectively.
31 citations
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September 2009 in “Natural Product Research” In this study, petroleum ether extract of Citrullus colocynthis fruit effectively promoted hair growth in a mouse model of androgen-induced alopecia, showing comparable results to the standard treatment, finasteride.
67 citations
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May 2007 in “Journal of Cosmetic Dermatology” This study found that topical formulations including extracts from Cuscuta reflexa, Citrullus colocynthis, and Eclipta alba significantly accelerated hair growth initiation and completion in rats, indicating potential benefits for treating alopecia.
5 citations
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January 2007 This study found that topical application of Citrullus colocynthis extracts reduced hair growth initiation and completion times in albino rats and resulted in similar hair follicle anagen phase activation as minoxidil.
18 citations
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January 2007 in “Pharmaceutical Biology” This study found that petroleum ether extracts of Citrullus colocynthis reduced hair growth initiation time and advanced more hair follicles to the anagen phase in albino rats compared to untreated controls and minoxidil.