Echinocystic acid 28-O-β-D-glucoside is a metabolite resulting from the microbial oxidation and glucosidation of Echinocystic acid.

Acts as a cardiac hormone with a variety of biological actions including natriuresis, diuresis, vasorelaxation, and inhibition of renin and aldosterone secretion. It is thought to play a key role in cardiovascular homeostasis. Helps restore the body\'s salt and water balance. Improves heart function.

Multinoside A (compound 6) is an antioxidant with DPPH free radical scavenging activity (IC50=54.3 μg/mL). Multinoside A can also downregulate COX-2 expression (IC50=9.6 μg/mL) and inhibit NO production (IC50=43.9 μg/mL).