Chemical constituants of shana - Crotalaria retusa Linn.

shana :

Seedpods and seed Photograph by: Arria Belli

Phytochemistry:

 Study of seeds yielded proximate values of moisture 15.00, fiber 37.50, ash 15.00, crude protein 4.37, oil 15.00, and carbohydrates 13.13%. 
- Study isolated a pyrrolizidine alkaloid, monocrotaline.
- Phytochemical screening of leaf, stem, seed, pods and flowers yielded saponins, tannins, alkaloids, and sterols. Leaf showed highest concentration of phenols (67.35 ± 1.153 mg GAE/g of extract). 
- Phytochemical screening of crude extract of leaves yielded alkaloid++, steroid++. flavonoid+, tannin+, reducing sugar++, with an absence of saponin and phenol. 

Dr Mohamed Rifas

A dual country licensed Ayurveda Physician, currently working in Dubai as Head of Ayurveda and Yoga department. He also works as visiting doctor for Dr Hassan Ayurveda Brain and Spine Specialty Hospital. He is specialized in joint issues, brain and spine related issues and gastrointestinal issues with respect to anxiety.
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