Widely used in traditional Chinese medicine for its expectorant and anti-inflammatory properties, Onjisaponin B helps treat respiratory conditions such as bronchitis and asthma. It is employed in research for its neuroprotective effects, particularly in studies on Alzheimer's disease and other neurodegenerative disorders. It enhances the absorption of other drugs, positioning it as a candidate for improving drug delivery systems. In the cosmetic industry, it is utilized for skin-soothing and anti-aging benefits. Additionally, it boosts the immune system, acts as an antioxidant to reduce cellular damage from free radicals, and shows potential in inhibiting the growth of certain cancer cells.