A 100g serving of water spinach contains water (90%), protein (3%), fibre (3%), fat (0.9%), carbohydrate (4.3%), minerals (2%), nicotinamide (0.6mg), riboflavin (120mg), vitamin C (137mg) and vitamin E (11mg). It also contains carotene, amino acids including polyphenol (an antioxidant), and minerals such as potassium, iron and magnesium. Please see following publication:
http://www.thestar.com.my/lifestyle/food/news/2014/01/15/kangkung-can-kill-you-hazards-and-health-benefits-of-a-noxious-weed/
You mean an invading crop from China!
It's a noxious invasive weed - I suppose ~1.4 billion people eating it is one way to keep it under check! ;)
Please have a look at these links.
http://slism.com/calorie/106298/
http://health.ac/the-nutritional-value-and-effectiveness-of-water-spinach/
Dear Vikas,
Given below is nutritional value of raw water spinach (Ipomoea aquatica) per 100 g:
Energy 79 kJ (19 kcal), Carbohydrate 3.14 g, Dietary fiber 2.1 g, Fat 0.2 g, Protein 2.6 g
Vitamins
Vitamin A equiv. 315 μg (39%), Thiamine (B1) 0.03 mg (3%), Riboflavin (B2) 0.1 mg (8%), Niacin (B3) 0.9 mg (6%), Pantothenic acid (B5) 0.141 mg (3%), Vitamin B6 0.096 mg (7%), Folate (B9) 57 μg (14%), Vitamin C 55 mg (66%),
Minerals
Calcium 77 mg (8%), Iron 1.67 mg (13%), Magnesium 71 mg (20%), Manganese
0.16 mg (8%), Phosphorus 39 mg (6%), Potassium 312 mg (7%), Sodium 113 mg (8%).
Zinc 0.18 mg (2%).
Source: Ipomoea aquatica. Wikipedia, The Free Encyclopedia. [https://en.wikipedia.org/wiki/Ipomoea_aquatica]
Hope you find the information useful.
K
444 ± 0.3
Ca
163 ± 0.7
Na
159.8±0.8
P
86 ± 0.6
Mg
52 ± 0.4
Fe
3.2 ± 0.02
Cu
5.3 ± 0.01
Mn
2.3 ± 0.01
Zn
4.1 ± 0.01
Please also take a look at this useful RG link.
Article Nutritional Composition of Water Spinach (Ipomoea aquatica F...
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