Banana peel extracts: Antioxidant capacity and total phenols.
Journal name: World Journal of Pharmaceutical Research
Original article title: Screening of different banana peels extracts for antioxidant capacity and total phenols.
The WJPR includes peer-reviewed publications such as scientific research papers, reports, review articles, company news, thesis reports and case studies in areas of Biology, Pharmaceutical industries and Chemical technology while incorporating ancient fields of knowledge such combining Ayurveda with scientific data.
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Sathish Kumar
World Journal of Pharmaceutical Research:
(An ISO 9001:2015 Certified International Journal)
Full text available for: Screening of different banana peels extracts for antioxidant capacity and total phenols.
Source type: An International Peer Reviewed Journal for Pharmaceutical and Medical and Scientific Research
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Summary of article contents:
1) Introduction
Antioxidants are essential substances that help protect cells from damage caused by oxidative stress, an imbalance between oxidants and antioxidants that may contribute to aging and various diseases. While diets rich in fruits and vegetables provide beneficial antioxidants, supplementation has yet to demonstrate significant health benefits. The study presented in this article focuses on assessing the antioxidant capacity and total phenolic content of four banana peel varieties, using various assays to evaluate their efficacy in scavenging free radicals and inhibiting lipid peroxidation.
2) Importance of Total Phenolic Content
Total phenolic content (TPC) is a critical indicator of the antioxidant potential in food sources. This study analyzed several banana varieties, including Karpooravalli, Pachainadan, Poovan, and Rasthali, to quantify their phenolic compounds. Higher TPC was correlated with increased antioxidant activity, suggesting that the phenolic content directly influences the efficacy of the banana peels as natural antioxidants. The research underscored the need for understanding the relationship between TPC and antioxidant practices, positing that higher concentrations of phenolic compounds can lead to enhanced health benefits through their free radical scavenging abilities.
3) Antioxidant Activity Assessment
Several assays, including the DPPH (1,1-diphenyl-2-picrylhydrazyl) and ABTS (2,2'-azino-bis(3-ethylbenzothiazoline)-6-sulfonic acid), were employed to evaluate the antioxidant capabilities of banana peel extracts. The results indicated that the extracts from different banana cultivars exhibited varying degrees of antioxidant activity, with Pachainadan showing the highest efficacy in scavenging free radicals. This suggests that not only the presence of phenolic compounds contributed to antioxidant activity, but also specific extraction methods and conditions. The study highlights the effectiveness of using multiple assays to yield a comprehensive understanding of antioxidant properties in food sources.
4) Extraction Techniques and Their Effects
The study explored various solvent extraction methods, finding acetone-water extracts to demonstrate the highest effectiveness in extracting phenolic compounds and inhibiting lipid peroxidation. Aqueous extracts were also significant, particularly in protecting lipids from oxidation in specific assays. These findings emphasize the role of extraction conditions, such as time and solvent used, in determining the antioxidant properties of banana peels. The research suggests further investigation into optimal extraction methods could enhance the potential utilization of banana peels as a functional food ingredient.
5) Conclusion
In summary, this research highlights banana peels as promising sources of natural antioxidants due to their significant total phenolic content and robust antioxidant capacities. The findings indicate a strong linear correlation between phenolic concentration and antioxidant activity, which was particularly high in the Pachainadan and Poovan varieties. This study underscores the potential health benefits of incorporating banana peel extracts into diets, encouraging further exploration into their application in food products to leverage their antioxidant properties effectively. The evidence supports the argument for utilizing agricultural by-products to enhance nutritional intake and promote health.
FAQ section (important questions/answers):
What was the objective of the banana peel study?
The study aimed to analyze the total phenolic content and antioxidant capacity of four different banana peel extracts to determine their potential as natural antioxidants.
Which banana varieties were analyzed for antioxidant capacity?
The study examined four banana varieties: Karpooravalli, Pachainadan, Poovan, and Rasthali for their antioxidant capacities and total phenolic contents.
What method was used to measure antioxidant activity?
Antioxidant activity was evaluated using various assays, including DPPH, ABTS, and FRAP, which help quantify the scavenging properties of the extracts.
What did the study find regarding phenolic content?
The research found significant differences in phenolic content among the banana peel extracts, suggesting variations in their antioxidant capabilities.
How effective were the banana peels in scavenging free radicals?
Banana peel extracts exhibited strong free radical scavenging abilities, particularly in the Pachainadan and Poovan varieties, indicating their potential health benefits.
What is the significance of the research findings?
The results suggest that banana peels are promising natural sources of antioxidants, which could be beneficial for health and nutrition.
Glossary definitions and references:
Scientific and Ayurvedic Glossary list for “Banana peel extracts: Antioxidant capacity and total phenols.”. This list explains important keywords that occur in this article and links it to the glossary for a better understanding of that concept in the context of Ayurveda and other topics.
1) Activity:
Activity refers to the capacity of a substance to engage in specific actions, in this case, the antioxidant activity of banana peel extracts. This term is crucial in assessing how effectively these extracts can combat oxidative stress by scavenging free radicals, which has implications for health benefits and dietary applications.
2) Musha (Musa, Musá):
Musa is the genus to which bananas belong. It is significant in this study as various species under this genus, including different banana cultivars, were investigated for their antioxidant properties. Understanding Musa helps in categorizing and evaluating the nutritional benefits of bananas and their byproducts, such as peels.
3) Measurement:
Measurement involves quantifying the levels of certain compounds or activities in this research, such as total phenols and antioxidant capacity. Accurate measurement is necessary to draw meaningful conclusions about the efficacy of banana peel extracts and their potential health benefits, making it an essential aspect of scientific studies.
4) Water:
Water is used as a solvent in extracting the beneficial compounds from banana peels. In this study, water extraction methods revealed the antioxidant capacities of the peels. It plays a vital role in determining the efficacy of extraction processes and the final results of the antioxidant activities.
5) Medicine:
Medicine encompasses the therapeutic applications of natural substances, including the antioxidant properties of banana peels. Exploring the medicinal potential of these extracts may contribute to developing new health products. The connection between natural antioxidants and disease prevention is an important aspect of modern healthcare approaches.
6) Chennai:
Chennai is the location of the research and represents a region where specific banana cultivars were studied. The environmental conditions of Chennai may influence the antioxidant properties of the bananas grown there, making its geographical relevance important for understanding local agricultural and nutritional practices.
7) Kumar:
Kumar refers to the author of the study, Sathish Kumar. His work is central to the research, being responsible for conducting experiments and presenting findings on the antioxidant activities of banana peels. The credibility and expertise of the researcher significantly influence the study's validity and impact.
8) Relative:
Relative suggests the comparison of antioxidant activities among different banana varieties. This term emphasizes the importance of understanding how one variety's antioxidant capacity stands against another, thereby highlighting the significance of cultivar selection in health-related applications and dietary choices.
9) Study (Studying):
Study refers to the systematic investigation intended to discover or validate facts about banana peel extracts. It is crucial for drawing conclusions regarding their antioxidant potential and provides a structured approach to explore the health benefits of food sources, which is necessary for future research and applications.
10) Substance:
Substance refers to the specific compounds in banana peels being studied for their antioxidant properties. Understanding the nature and role of these substances is key to evaluating the health benefits and potential applications of banana peel extracts in nutrition and medicine.
11) Flavonoid:
Flavonoids are a class of plant compounds studied for their antioxidant properties. This research highlights their presence in banana peels and correlates their concentration with health benefits. Flavonoids are essential in exploring dietary options that can enhance health through natural sources, like bananas.
12) Disease:
Disease indicates the conditions that may be mitigated through the consumption of antioxidants found in banana peels. This research connects the antioxidant properties of banana peel extracts to potential health benefits, illustrating how dietary choices may play a role in disease prevention and overall wellness.
13) Mysore:
Mysore is one of the banana varieties evaluated in the study. The geographical and agricultural characteristics of the region may influence the phenolic content and antioxidant capacity of its bananas, making it relevant for understanding variations in health benefits among diverse cultivars.
14) Powder:
Powder refers to the processed form of banana peels used for extraction in the study. The transformation from peel to powder is critical for facilitating the extraction of bioactive compounds, which is essential for measuring and comparing the antioxidant activities of the different cultivars.
15) Hali:
Hali relates to Rasthali, another banana cultivar mentioned in the study. Each cultivar's properties, including antioxidant capacity, may vary, making it important to include such variations in the research to provide a comprehensive understanding of their health benefits.
16) Lamp:
Lamp refers to the illumination setup used in the superoxide radical scavenging assay. This methodological aspect is crucial for ensuring that the reactions proceed under controlled conditions, thus maintaining reliability and repeatability of the antioxidant activity measurements.
17) Rich (Rch):
Rich describes the high concentration of antioxidant compounds present in banana peels. This term emphasizes the nutritional value of banana peels as a potential source of natural antioxidants, encouraging more research into their health benefits and applications in food and medicine.
18) Tamilnadu (Tamil-nadu):
Tamil Nadu is the Indian state where the study was conducted, providing contextual insights into the agricultural practices and fruit varieties naturally available in that region. This geographical specificity underlines the importance of local biodiversity in nutrition and health research.
19) Science (Scientific):
Science is the systematic pursuit of knowledge that encompasses the methodologies used in the study. It provides the framework for understanding the biochemical properties of banana peels and the significance of antioxidant activity in health, demonstrating the relevance of empirical investigation in nutrition.
20) Nallur:
Nallur is part of the address of one of the researchers, grounding the study in a specific locality. Similar to Chennai, this helps in contextualizing the research within a particular agricultural environment, impacting the characteristics and nutrient profiles of the banana varieties studied.
21) India:
India is the country of focus for this research, known for its diverse agricultural practices and rich plant biodiversity. Understanding the role of local fruits such as bananas within the dietary practices of India can offer insights into traditional medicine and contemporary dietary recommendations.
22) Music:
Music may not be directly relevant to the study at hand, but it could hint at cultural aspects associated with the region where the bananas are grown or where the research was conducted. Cultural traditions often influence dietary habits, including the consumption of fruits and their byproducts.
23) Tamil:
Tamil refers to the language predominantly spoken in Tamil Nadu and may imply cultural relevance in local agriculture and consumption of bananas. Understanding cultural connections can provide depth to how traditional practices influence the food landscape in the context of this research.
24) Nadu:
Nadu pertains to the regional identity within the state of Tamil Nadu. The term's inclusion stresses the locale's significance in conducting the study, linking the findings of the banana peel extracts' antioxidant properties to the regional varieties cultivated and consumed.
25) Jena:
Jena, represents the manufacturer of the spectrophotometric equipment used for measurements in the study. Understanding the quality and type of equipment utilized is crucial for establishing the accuracy and reliability of the antioxidant activity data obtained from the banana peel extracts.
26) Beta:
Beta might refer to beta-carotene or related compounds that are often discussed alongside antioxidants in dietary studies. This underscores the relevance of investigating other bioactive compounds within banana peels, enriching the research's implications for nutrition and health.
27) Food:
Food indicates the broader category within which banana peels and their antioxidant properties are being studied. It signifies the importance of understanding how natural sources of antioxidants can enhance dietary habits and inform public health nutrition strategies.
28) Diet:
Diet refers to the overarching context in which antioxidant-rich foods, like banana peels, are discussed. The connection between diet and health is critical, making the study of natural antioxidants relevant for developing dietary recommendations aimed at improving health outcomes.