December 2021 in “Prosiding Seminar Nasional Kesehatan” Bandotan leaf extract effectively promotes hair growth.
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.
October 2025 in “INSOLOGI Jurnal Sains dan Teknologi” Pacing leaf extracts can promote hair growth in rabbits, but minoxidil works better.
June 2023 in “MPI (Media Pharmaceutica Indonesiana)” A hair tonic made from kale leaves is effective for hair growth and meets Indonesian standards.