![]() officinalis were identified as ferulic acid, kaempferol, quercetin, rutin, and isorhamnetin. Yeh 2005 Following solid-liquid extraction processes, antioxidant compounds in A. USDA 2018 Phytoestrogens, including the isoflavone daidzein and a lignin, have been described, Horn-Ross 2000 as well as the phenols p-hydroxybenzoic, p-coumaric, gentisic, and ferulic acids. Huang 2008, Leung 1980, Yamamori 2002 Asparagusic acid, found in the roots, and its derivatives are suggested to inhibit plant growth and possess nematocidal properties. The shoots contain sulfur-containing acids (asparagusic, dihydroasparagusic, and S-acetyldihydroasparagusic), alpha-amino-dimethyl-gamma-butyrothetin, a glycoside bitter principle different from those in the roots), and flavonoids (rutin, quercetin, and kaempferol), as well as asparagine, arginine, tyrosine, sarsasapogenin, beta-sitosterol, succinic acid, and sugars. Other root components are beta-sitosterol, steroidal glycosides (asparagosides A to I, in order of increasing polarity), and steroidal saponins. Two glycoside bitter principles, officinalisins I and II, were isolated from dried roots in yields of 0.12% and 0.075%. Leung 1980 ChemistryĪsparagus roots contain inulin and several fructo-oligosaccharides. racemosus, have been used in traditional Chinese and Ayurvedic medicine but are not reviewed in this monograph. Home remedies have included topical application of preparations containing the shoots and extracts to cleanse the face and dry acneform lesions. Negi 2010 It has been suggested that extracts possess some contraceptive effects. The root possesses most of the diuretic effects. The seeds have been used in coffee substitutes, diuretic preparations, laxatives, and remedies for neuritis and rheumatism, as well as to relieve toothache, stimulate hair growth, and treat cancer. Extracts of the seeds and roots have been used in alcoholic beverages, with average maximum levels of 16 ppm. Negi 2010 Asparagus spears are widely used as a vegetable and are frequently blanched before consumption. The genus Asparagus includes approximately 300 species. Leung 1980, USDA 2018 See also the related Wild Asparagus (Asparagus racemosus) monograph. The fleshy roots and, to a lesser degree, seeds have been used for medicinal purposes. The aerial stems or spears arising from rhizomes are consumed as a vegetable. It has scale-like leaves and an erect, multibranched stem that grows up to 3 m in height. ToxicologyĪsparagus is a dioecious, perennial herb native to Europe and Asia and is widely cultivated. ![]() Exacerbation of gout has been reported with excessive consumption. Symptoms of allergy to asparagus, including rhinitis, occupational asthma, oral allergic syndrome, allergic contact dermatitis, and anaphylaxis, are well documented. Avoid dosages above those found in food because safety and efficacy have not been established. ![]() ![]() Pregnancy/LactationĪsparagus has "generally recognized as safe" (GRAS) status when used as food. ContraindicationsĬontraindications have not been identified. A maximum dosage of 2,400 mg daily of dried asparagus root (in divided doses) as part of a combination preparation with parsley (Asparagus-P) has been evaluated for its antihypertensive effects however, adverse reactions led to participant withdrawal from the study. There is insufficient clinical evidence to provide dosing recommendations for asparagus. Other species, such as Asparagus racemosus, have been used in traditional Chinese and Ayurvedic medicine but are not reviewed in this monograph. Asparagus has been studied for its diuretic, hypoglycemic, antihypertensive, hypocholesterolemic, CNS, and antioxidant effects however there is little to no clinical evidence to support these uses. Clinical Overview UseĪsparagus stalks are commonly consumed as a vegetable. Scientific Name(s): Asparagus officinalis L. ![]()
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