1. An analysis of antioxidant activity from a mixture of Zingibere officinale and Centela asiatica in the ratio of 1:1.
- Author
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Ratnasari, Baiq Desy, Aini, Diah Miftahul, and Antari, Gladeva Yugi
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ANTIOXIDANT analysis , *COVID-19 pandemic , *CENTELLA asiatica , *VITAMIN C , *VIRUS diseases - Abstract
During pandemic of Covid-19, people are back to nature by utilizing herbal plant as their complementary medicine to protect themselves from the virus infection. according to RISKESDAS (2010), the most popular herbal plants is Zingibere officinale which could have combined by many other plants like Centella asiatica. Both Z. officinale and C. asiatica has been proved to show antioxidant activity. However, the bioactivity of both combinations has not been to study widely. As a preliminary study, the antioxidant activity of the mixture of Z. officinale and C. asiatica is studied in the ratio of 1:1 using DPPH method with vitamin C is used as a positive control. The are 2 (two) variables studied, namely DPPH inhibition (%) and IC50 (mg/ml). The result showed that the percentage inhibition in the mixture is higher than each sample in the concentration of 3,4, and 5 mg/ml. On the other hand, the IC50 of the mixture is 2.51 mg/ml, higher than that of C.asiatica (3.68 mg/ml) but lower than that of Z. officinale (1.28 mg/ml). [ABSTRACT FROM AUTHOR]
- Published
- 2024
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