Hibiscus

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People use hibiscus for conditions such as high blood pressure, high cholesterol, increasing the production of breast milk, infections, and many other conditions, but there is no good scientific evidence to support most of these uses. 

Composition of Hibiscus sabdariffa

Roselle is mainly cultivated for its calyx, which is of three types: green, red and dark red. The red calyxes are the most used are characterized by their concentration anthocyanin. Delphinidin 3-Sambubioside and Cyanidin3-Sambubioside are the major anthocyanin. Roselle is also rich in organic acids, minerals, amino acids, carotene, vitamin C and total sugar in its calyx, leaves and seeds at variable levels depending on the variety and geographical area.12 According to Manita–mishra13 a number of compounds have also been isolated and characterized from Roselle including flavonoids, anthocyanidins, triterpernoids, steroids and alkaloids. Nutrient contents of different part of Hibiscus sabdariffa per 100 gram are clearly stated in Table 1.

Nutrients

Calyxes

Seeds

Leaves

       

Carbohydrates[g]

10.2

25.5

8.7

Fat [g]

0.1

21.4

0.3

Vitamin A [I.E.]

-

-

1000

Thiamine [mg]

0.05

0.1

0.2

Riboflavin [mg]

0.07

0.15

0.4

Niacin [mg]

0.06

1.5

1.4

Vitamin C [mg]

17

9

2.3

Calcium [mg]

150

350

240

Iron [mg]

3

9

5

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