The Analysis of black nightshade leaves shows them to consist of (per 100 grams):
1)moisture : 82.1%
2)protein : 5.9%
3)fat : 1.0 %
4)minerals : 2.1% (calcium, phosphorus, iron,
riboflavin, niacin, vitamin C )
5)carbohydrates : 8.9%
The plant and the fruit contain toxic alkaoid solanine and saponin.
Feeding experiments on sheep for toxicity, however, showed negative results.
The black nightshade is used as an important ingredient in several Indian medicines.
1)It is a valuable cardiac tonic
2)It corrects disordered processes of nutrition by which the organisms ingests, digests, absorbs, transports, utilises and excretes food substances.
3)The raw juice of the leaves is used in stomach disorders like flatulence, peptic ulcers and colitis.
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