The efficacy of roselle

When it comes to the herb Roselle, I believe many friends will feel confused. They don’t know what Roselle is. In fact, Roselle is also known as Roselle, Roselle Sunflower, etc. It is a herbaceous plant, mainly distributed in the regions of our country. In addition, Roselle has many functions and effects, and has certain therapeutic effects on chronic diseases such as heart disease and hypertension. So what are the benefits of Roselle?

The effects and functions of Roselle are very wide. It not only has high ornamental value, but also has good health and wellness value. It has a good effect on some intestinal diseases, hypertension, arteriosclerosis and other diseases. Below I will give you a detailed introduction to the effects and functions of Roselle.

Roselle, also known as Roselle, Roselle, etc., belongs to the Malvaceae, Malvaceae family. It is an annual upright herb, 2 meters high, with petioles 2-8 cm long, sparsely covered with long soft hairs; the calyx is cup-shaped, lavender, about 1 cm in diameter, the flowers are yellow, the capsule is ovoid, about 1.5 cm in diameter, densely covered with coarse hairs, and has 5 fruit valves; the flowering period is between summer and autumn. It is mainly distributed in China and tropical areas of the Eastern Hemisphere.

Morphological characteristics

Annual erect herb, up to 2m tall, with pale purple, hairless stems. The leaves are heteromorphic, the lower leaves are ovate and undivided, the upper leaves are palmately 3-parted, the lobes are lanceolate, 2-8cm long, 5-15mm wide, serrated, obtuse or acuminate at the apex, the base is rounded to broadly cuneate, glabrous on both sides, with 3-5 main veins, and glandular in the midrib on the back; the petiole is 2-8cm long, sparsely covered with long soft hairs; the stipules are linear, about 1cm long, sparsely covered with long soft hairs. Flowers are solitary, born in leaf axils, nearly sessile; bracteoles are 8-12, red, fleshy, lanceolate, 5-10mm long, 2-3mm wide, sparsely covered with long stiff hairs, with thorn-like appendages near the apex, and fused to the calyx at the base; calyx is cup-shaped, lavender, about 1cm in diameter, sparsely covered with thorns and coarse hairs, fused at the base 1/3, with 5 lobes, triangular-acuminate, 1-2cm long; flowers are yellow, with dark red inner base, and 6-7cm in diameter. The capsule is ovoid, about 1.5 cm in diameter, densely covered with coarse hairs, with 5 valves; the seeds are kidney-shaped and glabrous. Flowering period is between summer and autumn.

The efficacy of roselle

Nutritional Value

Roselle is rich in protein, organic acid, Vc, multiple amino acids, a large amount of natural pigments and various minerals. The fresh calyx contains Vc0.93%, VB0.21%, protein 0.45%, ash 1.34%, pectin 1.39%, water 87.86%, carotene 0.01%, starch 1.76%, sugar (calculated as glucose) 2.55%. The dry calyx contains total anthocyanins (pigments) 1%~1.5%, organic acids such as citric acid and hibiscus acid 10%~15%, reducing sugar 16%, protein 3.5%~7.9%, other non-nitrogenous substances 25%, fiber 11%, ash 12% and about 1% of 17 kinds of amino acids. In addition, roselle extract contains reducing sugars, glycosides, phenols, small amounts of bioalkalis and resins, etc.

Health benefits

The hibiscus acid contained in Roselle is believed to be effective in treating heart disease, high blood pressure, arteriosclerosis and other diseases. Roselle extract also contains reducing sugars, glycosides, phenols, a small amount of alkalis and resins, etc. It has an antispasmodic effect on the intestines and uterine muscles, as well as an anthelmintic effect. It has an antibacterial effect on bacteria in the intestines, promotes bile secretion, reduces blood concentration and stimulates intestinal wall peristalsis, making it very suitable as a refreshing drink. In Egypt, calyx is widely used to treat heart and nerve diseases; in India, calyx, seeds and leaves are used as diuretics, anti-scurvy and other medicines; in Senegal, roselle is recommended as a fungicide, anthelmintic and antihypertensive agent.

Economic Value

Roselle is an emerging food and food industry raw material, and its calyx can be made into a variety of foods. The bright roselle pigment in the calyx is used as a colorant in food.

After reading the above detailed introduction to the efficacy and functions of Roselle, I believe many friends already know the benefits of Roselle. Roselle not only has beautiful and bright colors and high ornamental value, but also has good health benefits. It can also be consumed as a refreshing drink in summer. It has obvious therapeutic effects on intestinal problems, high blood pressure, and deworming. It can be seen that Roselle is very beneficial to our human body.