150 citations
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April 2013 in “Dermato-endocrinology” This review discusses the effects of estrogen on skin aging and highlights potential therapies, but reports no new clinical findings.
This review reports that collagen as a nutraceutical shows promising results for improving skin health in estrogen-deficient women, but more research is needed for scalp hair, nail health, and optimal dosing of curcumin and glutathione.
December 2025 in “DIET FACTOR (Journal of Nutritional & Food Sciences)” This paper reviews the bioactive properties and economic potential of common hop plants, especially female varieties, highlighting their applications in agriculture, food technology, and pharmacology along with their market significance in Europe and potential for rural development in northern Pakistan.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” In this study, the researchers investigated the plant Vitex negundo and its active ingredients, noting that both natural and synthetic derivatives exhibit concentrated biological activity, which may explain the plant's traditional use in treating various ailments such as depression, malaria, and skin diseases.
109 citations
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October 2007 in “Journal of pineal research” This study suggests that melatonin plays a role in hair follicle function by modulating growth and pigmentation, and it may act as a protective agent in active hair growth phases.