Research Journal of Biotechnology

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Antioxidant, Anti-inflammatory and Free radicals scavenging activity of methanolic extract of Musa paradisiaca L peels

Kumar Ramesh, Kumar Sidhanshu, Rangwa Amit Kumar and Rawat Riya

Res. J. Biotech.; Vol. 21(1); 12-20; doi: https://doi.org/10.25303/211rjbt012020; (2026)

Abstract
Musa paradisiaca commonly known as banana is grown and eaten as ripe fruit around the world. Peels are a waste product that makes up roughly 18–33% of the entire fruit. Banana peels have shown various biological properties. Therefore, the phytoconstituents, antioxidant potentials, anti-inflammatory activities and free radical scavenging properties of banana peels were identified in order to make use of them as a source of useful components. The presence of alkaloids, flavanoids, proteins, carbohydrates, tannins, terpenoid, saponins and glycosides is revealed by phytochemical analysis of methanolic extracts of banana peel. While terpenoids and saponins have antibacterial properties, alkaloids, flavanoids and tannins are phytochemicals with excellent antioxidant qualities. There were 137.6 ± 39.59 mg GAE/g of total phenolic content and 256.6 ± 29.30 mg QE/g of flavonoid content. At 1000 μg/ml conc., the methanolic extract of Musa paradisiaca peels exhibited the maximum antioxidant activity which was dose dependent.

Furthermore, ascorbic acid (the reference control) and the antioxidant activity by peel extracts were comparable. To ascertain the scavenging capabilities of free radicals, we assessed the scavenging activities of nitric oxide, superoxide and hydroxyl radicals. The nitric oxide, superoxide and hydroxyl radical scavenging capabilities were found to be dose dependant. According to the study's findings, banana peel has anti-inflammatory properties at all doses. Thus, our results showed that banana peels have the strongest in vitro antioxidant, anti-inflammatory and free radical scavenging properties. However, extensive research is required to fully understand its potential biomedical applications.