October 2023 in “Arab Gulf journal of scientific research” This study found that adding Cinnamomum zeylanicum bark extract to a powder shampoo formulation significantly improved antioxidant activity without affecting its cleansing ability, although its clinical effectiveness remains to be tested.
June 2026 in “International Journal of Innovative Science and Research Technology (IJISRT)” This study evaluated a natural, herbal-based powder formulation aimed at removing unwanted facial hair while promoting skin health, finding that the product was effective and well-suited for use based on physical properties and user feedback.
July 2022 in “Zenodo (CERN European Organization for Nuclear Research)” This study developed a highly effective herbal powder shampoo using natural ingredients like Multani Mitti and banana extract, aiming to match the functionality of synthetic alternatives.
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October 2021 in “International journal of pharmaceutical chemistry and analysis” This research developed a herbal shampoo powder using traditional plant ingredients and found it met ideal physicochemical standards, but further studies are needed to enhance its quality, performance, and safety.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” In this study, researchers developed an herbal hair serum using extracts from guava leaf, onion peel, and neem leaves, finding it improved scalp health, reduced hair breakage, and enhanced hair texture, suggesting potential as a plant-based alternative for hair care.