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portulaca oleracea

Portulaca oleracea extract aka Common Purslane may have anti-inflammatory or analgesic properties. Purslane has been used as a vegetable source of omega-3 fatty acids and is high in vitamins and minerals. It possesses marked antioxidant activity including tocopherol, ascorbic acid, beta carotene, and glutathione.

Purslane also contains carbohydrates, lipids, glycosides, alkaloids (including oleraceins), sterols, coumarins, triterpenes, and flavonoids. Phenolic constituents of the plant include scopoletin, bergapten, isopimpinellin, lonchocarpic acid, robustin, genistein, and others. Amino acids in the leaves of the Portulaca species include phenylalanine, alanine, tyrosine, and aspartate. Plant acids include citric, malic, ascorbic, succinic, fumaric, and acetic acids. The volatile oil of P. oleracea has also been studied and contains mainly linalool and 3,7,11,15-tetramethyl-2-hexadecen-1-ol.

Purslane is a rich source of vitamins A, B, C, and E and is high in carotenoid content, including beta-carotene. Calcium, magnesium, potassium, folate, lithium, and melatonin are also present.
Sources
Journal of Ethnopharmacology, July 2001, pages 171–176, and December 2000, pages 445–451
http://www.drugs.com/npp/purslane.html

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