Portulaca oleracea seed
This wonderful green leafy is very low in calories (just 16 kcal/100g) and fats; nonetheless, it is rich in dietary fiber, vitamins, and minerals.
Fresh leaves contain surprisingly more omega-3 fatty acids (a-linolenic acid) than any other leafy vegetable plant. 100 grams of fresh purslane leaves provide about 350 mg of alpha-linolenic acid. Research studies show that consumption of foods rich in omega-3 fatty acids may reduce the risk of coronary heart disease, stroke, and help prevent the development of ADHD, autism, and other developmental differences in children.
It is an excellent source of Vitamin A, (1320 IU/100 g, provides 44% of RDA) one of the highest among green leafy
Consumption of natural vegetables and fruits rich in vitamin A is known to help to protect from lung and oral cavity cancers.
Purslane is also a rich source of vitamin C, and some B-complex vitamins like riboflavin, niacin, pyridoxine and carotenoids, as well as dietary minerals, such as iron, magnesium, calcium, potassium, and manganese.
Furthermore, present in purslane are two types of betalain alkaloid pigments, the reddish beta-cyanins and the yellow beta-xanthins. Both pigment types are potent anti-oxidants and have been found to have anti-mutagenic properties in laboratory studies.