On the Red Colouring Matter of Hibiscus Sabdariffa L
نویسندگان
چکیده
منابع مشابه
Extraction, Encapsulation and Utilization of Red Pigments from Roselle (Hibiscus sabdariffa L.) as Natural Food Colourants
The present work was carried out to produce a dry powder of red colour from roselle calyces for colouring some food products using microencapsulation technique. The stability of the encapsulated pigments was investigated during storage under different water activities. The results showed that ethanol acidified with 1.5N HCl (85:15) had the greatest efficiency in extracting roselle pigments foll...
متن کاملHibiscus sabdariffa L. - a phytochemical and pharmacological review.
Hibiscus sabdariffa L. (Hs, roselle; Malvaceae) has been used traditionally as a food, in herbal drinks, in hot and cold beverages, as a flavouring agent in the food industry and as a herbal medicine. In vitro and in vivo studies as well as some clinical trials provide some evidence mostly for phytochemically poorly characterised Hs extracts. Extracts showed antibacterial, anti-oxidant, nephro-...
متن کاملEffect of Some Plant Growth Regulators on the Growth and Nutritional Value of Hibiscus sabdariffa L. (Red sorrel)
The study was carried out to investigate the effects of growth regulator treatments on the growth and chlorophyll and biochemical contents of Hibiscus sabdariffa (sorrel). The treatments comprised of 50ppm and 100ppm each of indole acetic acid (IAA) and gibberellic acid (GA3) and 10% and 15% coconut milk. A total of three foliar applications were made at two weeks interval commencing from two w...
متن کاملHibiscus sabdariffa L., roselle calyx, from ethnobotany to pharmacology.
Using MEDLINE and SCOPUS databases, a review of the literature from the pioneering study of 1991 until 2010 was performed on the effects on biological models of Hibiscus sabdariffa L. roselle calyx, its extracts mainly in polar solvents, or pure components found in extracts, as well as their possible relationship to these effects. Three relevant effects on lipid metabolism, antihypertensive act...
متن کاملHibiscus sabdariffa L: Safety and Efficacy during Pregnancy and Lactation
Background: The flowers, calyx and seeds of Hibiscus sabdariffa L. (Malvaceae) are used in traditional medicine for management of edema, cancer, constipation, hypertension, fever, liver and nerve diseases. In Nigeria, a decoction of the seeds is used in folk medicine to enhance or induce lactation in cases of poor milk production. But its potential for toxicity when administered during pregnanc...
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ژورنال
عنوان ژورنال: Bulletin of the Agricultural Chemical Society of Japan
سال: 1932
ISSN: 1881-1272,0375-8397
DOI: 10.1271/bbb1924.8.142