In this study, applying Yeast Constituent Extract twice daily for six months significantly improved hair growth and increased growth factor contents in patients with androgenic alopecia.
April 2020 in “Food Research” This review discusses androgenic alopecia (male pattern baldness), its hair growth cycle mechanisms, and highlights the use of plant derivatives in its management, but reports no new clinical results.
December 2025 in “Antioxidants” This study reported that fermented yeast complex extract may promote hair regrowth by modulating antioxidative and anti-inflammatory pathways in dermal papilla cells and increasing hair follicle numbers in an animal model.
February 2023 in “International Journal of Advanced Research in Science, Communication and Technology” In this study, the researchers investigated the effectiveness of shampoo containing herbal extracts, specifically Neem and Tulsi, for managing dandruff and found it may offer benefits compared to synthetic drugs, which often cause side effects.
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January 2015 in “Evidence-based Complementary and Alternative Medicine” This study found that Bokusoku extract and its compound pentagalloyl glucose inhibited testosterone metabolism and sebum synthesis, suggesting potential therapeutic use for androgen-related acne.