Used in pharmaceutical and nutraceutical formulations for improved bioavailability of daidzein, a soy isoflavone. The diacetate derivative enhances lipophilicity, allowing better absorption through cell membranes. Commonly applied in hormone replacement therapies and osteoporosis prevention due to its estrogenic activity. Also explored in skincare products for antioxidant and anti-aging properties, helping protect skin cells from oxidative stress and UV damage. Stable in formulation matrices, making it suitable for oral supplements and topical creams.