... University and Nanchang University shows that 80mg daily consumption of saponin (equivalent to 0.5g asparagus powder), has ... sleep quality. Asparagus powder is suitable for production of asparagus oral liquid, asparagus capsule,asparagus evening tea, ... ≥15%,Polysaccharide≥ 8%, Polyphenol≥ 4%, flavonoid≥2%. Queen of vegetables—asparagus, rich in saponin,polysaccharides, flavonoid, polyphenol, are very ...