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Level of Selected Elements in Hibiscus sabdariffa Calyces and Lippia asperifolia Leaves and Their Possible Effects on Human Blood Pressure

Received: 19 December 2018    Accepted: 15 January 2019    Published: 10 October 2019
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Abstract

The levels of selected elements in Hibiscus sabdariffa calyces and Lippia asperifolia leaves were determined for possible effects on human blood pressure. The aim was to determine the level of selected elements in each species and comparing the iron level, while investigation of their possible effects on human blood pressure was also highlighted. Ten samples each from Hibiscus sabdariffa calyces and Lippia asperifolia leaves were collected from four areas of Zanzibar Island (Bububu and Mtoni for Hibiscus sabdariffa, and Kombeni and Fuoni for Lippia asperifolia). The X-ray fluorescence method of analysis was used using EDXRF equipment at TAEC, Arusha, Tanzania. The summary of the analyzed elements is; Ca in L. asperifolia ˃ Ca in H. sabdariffa; Fe in L. asperifolia ˃ Fe in H. sabdariffa; P in L. asperifolia ˃ Fe in H. sabdariffa; K in L. asperifolia ˂ K in H. sabdariffa. Human blood pressures (fifty participants) were investigated before and after providing each participant with 300 mL of the extracted juice. The participants’ blood pressures were recorded at 30-minute intervals after oral intake of the juice, which was done using clinically validated blood pressure arm monitor. The results obtained show that, the provision of juices caused participants’ Systolic blood pressures (SBPs) as well their Diastolic Blood Pressures (DBPs) to drop remarkably. Following data analysis, the use of juices made from H. sabdariffa calyces and L. asperifolia leaves could be a good source of raising the level human hemoglobin (high iron content present in these plant species). Comparatively, L. asperifolia (due to high iron content present) could be a good and preferred source for increasing human blood level than H. sabdariffa. However, both plant species have negative relationship with SBPs and DBPs. Nevertheless, people are obliged to seek medical advice before their frequent and long consumption of these plant materials, this due to their significant impact on human blood pressure.

Published in Modern Chemistry (Volume 7, Issue 4)
DOI 10.11648/j.mc.20190704.12
Page(s) 95-102
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Hibiscus sabdariffa Calyces, Lippia asperifoliaLeaves, Calcium, Potassium, Systolic Blood Pressure, Diastolic Blood Pressure

References
[1] Baylor, J. (2015). Analysis of Traditional Medicine in Zanzibar, Tanzania. Independent Study Project (ISP) Collection. Paper 2050. Accessed from http://digitalcollections.sit.edu/isp_collection/2050 on 4/02/2018.
[2] S. Cid-Ortega, J. Á. Guerrero-Beltrán, Roselle calyces (Hibiscus sabdariffa), an alternative to the food and beverages industries: a review, J. Food Sci. Technol. 52 (11) (2015) 6859–6869.
[3] A. Z. Mercadante, F. O. Bobbio, Anthocyanins in foods: occurrence and physicochemical properties, in: C. Socaciu (Ed.), Food Colorants: Chemical and Functional Properties, CRC Press Inc., Boca Raton, FL, USA, 2008, pp. 241–276.
[4] J. R. Dipalma, Tartrazine sensitivity, Am. Fam. Phys. 42 (1990) 1347–1350.
[5] Y. F. Sasaki, S. Kawaguchi, A. Kamaya, M. Ohshita, K. Kabasawa, K. Iwama, K. Taniguchi, S. Tsuda, The comet assay with 8 mouse organs: results with 39 currently used food additives, Mutat. Res. 519 (2002) 103–119.
[6] D. McCann, A. Barrett, A. Cooper, D. Crumpler, L. Dalen, K. Grimshaw, Food additives and hyperactive behaviour in 3-year-old and 8/9-year-old children in the community: a randomised, double-blinded, placebo controlled trial, Lancet 370 (2007) 1560–1567.
[7] EFSA (European Food Safety Authority), Review the toxicology of a number of dyes illegally present in food, EFSA J. 263 (2005) 1–71.
[8] Maregesi, S., Kagashe, G., &Dhokia, D. (2013). Determination of iron contents in HibsicusSabdariffa calyces and and Kigelia African fruit. Scholars Academic Journal of Biosciences, 1 (4), 108-111.
[9] Motley, K, Dellow, J, Storrie, A & Spenceley, J. (2001). Using herbicides in a lippia management program. Agnote DPI-384, NSW Agriculture.
[10] Nantel, G. & Tontisirin K. (2001). Human Vitamin and Mineral Requirements; Report of a joint FAO/WHO expert consultation. Publishing and Multimedia Service, Information Division, FAO, Viale delle Terme di Caracalla.
[11] Adanlawo IG., Ajibade V. (2006). Nutritive value ofthe two varieties of roselle (Hibiscus sabdariffa) calyces soaked with wood ash. Pak J Nutr., 2006; 5: 555-557.
[12] Falade OS, Otemuyiwa IO, Oladipo A, Oyedapo OO, Akinpelu BA & Adewusi SRA. (2005). The chemical composition and membrane stability activity of some herbs used in local therapy for anaemia. Journal of Ethnopharmacol., 2005; 102: 15-22.
[13] Nnam NM, & Onyeke NG. (2003). Chemical compositions of two varieties of sorrel (Hibiscus sabdariffa), calyces and the drinks made from them. Plant Foods Hum Nutr., 2003; 58, 1-7.
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    Abdul Ali Juma Mohamed, Ibrahim Ahmed Abass, Mayassa Salum Ally. (2019). Level of Selected Elements in Hibiscus sabdariffa Calyces and Lippia asperifolia Leaves and Their Possible Effects on Human Blood Pressure. Modern Chemistry, 7(4), 95-102. https://doi.org/10.11648/j.mc.20190704.12

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    ACS Style

    Abdul Ali Juma Mohamed; Ibrahim Ahmed Abass; Mayassa Salum Ally. Level of Selected Elements in Hibiscus sabdariffa Calyces and Lippia asperifolia Leaves and Their Possible Effects on Human Blood Pressure. Mod. Chem. 2019, 7(4), 95-102. doi: 10.11648/j.mc.20190704.12

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    AMA Style

    Abdul Ali Juma Mohamed, Ibrahim Ahmed Abass, Mayassa Salum Ally. Level of Selected Elements in Hibiscus sabdariffa Calyces and Lippia asperifolia Leaves and Their Possible Effects on Human Blood Pressure. Mod Chem. 2019;7(4):95-102. doi: 10.11648/j.mc.20190704.12

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  • @article{10.11648/j.mc.20190704.12,
      author = {Abdul Ali Juma Mohamed and Ibrahim Ahmed Abass and Mayassa Salum Ally},
      title = {Level of Selected Elements in Hibiscus sabdariffa Calyces and Lippia asperifolia Leaves and Their Possible Effects on Human Blood Pressure},
      journal = {Modern Chemistry},
      volume = {7},
      number = {4},
      pages = {95-102},
      doi = {10.11648/j.mc.20190704.12},
      url = {https://doi.org/10.11648/j.mc.20190704.12},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.mc.20190704.12},
      abstract = {The levels of selected elements in Hibiscus sabdariffa calyces and Lippia asperifolia leaves were determined for possible effects on human blood pressure. The aim was to determine the level of selected elements in each species and comparing the iron level, while investigation of their possible effects on human blood pressure was also highlighted. Ten samples each from Hibiscus sabdariffa calyces and Lippia asperifolia leaves were collected from four areas of Zanzibar Island (Bububu and Mtoni for Hibiscus sabdariffa, and Kombeni and Fuoni for Lippia asperifolia). The X-ray fluorescence method of analysis was used using EDXRF equipment at TAEC, Arusha, Tanzania. The summary of the analyzed elements is; Ca in L. asperifolia ˃ Ca in H. sabdariffa; Fe in L. asperifolia ˃ Fe in H. sabdariffa; P in L. asperifolia ˃ Fe in H. sabdariffa; K in L. asperifolia ˂ K in H. sabdariffa. Human blood pressures (fifty participants) were investigated before and after providing each participant with 300 mL of the extracted juice. The participants’ blood pressures were recorded at 30-minute intervals after oral intake of the juice, which was done using clinically validated blood pressure arm monitor. The results obtained show that, the provision of juices caused participants’ Systolic blood pressures (SBPs) as well their Diastolic Blood Pressures (DBPs) to drop remarkably. Following data analysis, the use of juices made from H. sabdariffa calyces and L. asperifolia leaves could be a good source of raising the level human hemoglobin (high iron content present in these plant species). Comparatively, L. asperifolia (due to high iron content present) could be a good and preferred source for increasing human blood level than H. sabdariffa. However, both plant species have negative relationship with SBPs and DBPs. Nevertheless, people are obliged to seek medical advice before their frequent and long consumption of these plant materials, this due to their significant impact on human blood pressure.},
     year = {2019}
    }
    

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  • TY  - JOUR
    T1  - Level of Selected Elements in Hibiscus sabdariffa Calyces and Lippia asperifolia Leaves and Their Possible Effects on Human Blood Pressure
    AU  - Abdul Ali Juma Mohamed
    AU  - Ibrahim Ahmed Abass
    AU  - Mayassa Salum Ally
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    N1  - https://doi.org/10.11648/j.mc.20190704.12
    DO  - 10.11648/j.mc.20190704.12
    T2  - Modern Chemistry
    JF  - Modern Chemistry
    JO  - Modern Chemistry
    SP  - 95
    EP  - 102
    PB  - Science Publishing Group
    SN  - 2329-180X
    UR  - https://doi.org/10.11648/j.mc.20190704.12
    AB  - The levels of selected elements in Hibiscus sabdariffa calyces and Lippia asperifolia leaves were determined for possible effects on human blood pressure. The aim was to determine the level of selected elements in each species and comparing the iron level, while investigation of their possible effects on human blood pressure was also highlighted. Ten samples each from Hibiscus sabdariffa calyces and Lippia asperifolia leaves were collected from four areas of Zanzibar Island (Bububu and Mtoni for Hibiscus sabdariffa, and Kombeni and Fuoni for Lippia asperifolia). The X-ray fluorescence method of analysis was used using EDXRF equipment at TAEC, Arusha, Tanzania. The summary of the analyzed elements is; Ca in L. asperifolia ˃ Ca in H. sabdariffa; Fe in L. asperifolia ˃ Fe in H. sabdariffa; P in L. asperifolia ˃ Fe in H. sabdariffa; K in L. asperifolia ˂ K in H. sabdariffa. Human blood pressures (fifty participants) were investigated before and after providing each participant with 300 mL of the extracted juice. The participants’ blood pressures were recorded at 30-minute intervals after oral intake of the juice, which was done using clinically validated blood pressure arm monitor. The results obtained show that, the provision of juices caused participants’ Systolic blood pressures (SBPs) as well their Diastolic Blood Pressures (DBPs) to drop remarkably. Following data analysis, the use of juices made from H. sabdariffa calyces and L. asperifolia leaves could be a good source of raising the level human hemoglobin (high iron content present in these plant species). Comparatively, L. asperifolia (due to high iron content present) could be a good and preferred source for increasing human blood level than H. sabdariffa. However, both plant species have negative relationship with SBPs and DBPs. Nevertheless, people are obliged to seek medical advice before their frequent and long consumption of these plant materials, this due to their significant impact on human blood pressure.
    VL  - 7
    IS  - 4
    ER  - 

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Author Information
  • epartment of Natural Sciences, State University of Zanzibar (SUZA), Zanzibar, Tanzania

  • epartment of Natural Sciences, State University of Zanzibar (SUZA), Zanzibar, Tanzania

  • Zanzibar Health Research Institute, Ministry of Health Zanzibar, Zanzibar, Tanzania

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