July 2020 in “International journal of biology sciences” This study found that coconut oil mixed with egg yolk and vitamin E may enhance hair growth in male rabbits more efficiently than amla, reetha, and sikhakai oil.
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November 2025 in “American Journal of Medical Science and Technology” In this study, researchers formulated a herbal shampoo using ingredients like Reetha, Shikakai, Aloe Vera, and Amla, and found it demonstrated favorable characteristics such as good foam stability, detergency, and cleansing properties, with ideal physico-chemical evaluation results for stability, safety, and efficacy.
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January 2025 in “International Journal of Advanced Multidisciplinary Research and Studies” This study examines the creation of an herbal smoothing shampoo that uses Ayurvedic ingredients like Reetha, Amla, and Henna, claiming these ingredients work together to rejuvenate dull hair, making it smooth, shiny, and strong.
October 2025 in “Asian Journal of Pharmaceutical Research” This study observed that herbal shampoos made from natural ingredients such as Reetha powder, Bhringraj powder, and others offered satisfactory hair care results, indicating they may serve as effective alternatives to synthetic shampoos.
In this study, researchers formulated and evaluated herbal hair serums incorporating natural ingredients like flax seed, fenugreek, and castor oil, finding that the best formulation supported hair growth with minimal side effects compared to existing herbal serums.