Change in food habit has opened up the demand for processed food: Scope of Food Biotechnology

Student Contributor: Sayantan Bhattacharjee & Abhikhit Chatterjee.

Not a single person would have believed that a small virus can create a pandemic that would force the world to lockdown at home. Over the last few months, there have been dramatic transformations in our access and the availability of food, along with where we eat and with whom. The closure of restaurants, fast food outlets, cafes, schools, colleges, universities, and workplace canteens has contributed to more people eating at home. It seems that lockdown has encouraged many people to revive the joy of cooking at home with their family, with more people cooking from scratch and wasting less food. Everyone tried their best to store an adequate amount of food for their family during the lockdown. Either they have visited the local market for raw food or have to store packed/Processed food for the period. To know what processed food was in demand during this COVID-19 time, we conducted an online survey with 130+ people from different parts of India.

The respondents were asked the following questions, among them the significant questions are below-

  • Which type of food do you prefer during a lockdown?
  • Which type of processed food you have purchased from the market during a lockdown?
  • If healthy food is manufactured, what are the benefits you love to see in it?

Review analyses are based on the feedback given by the respondents from different parts of the country, working in different sectors, and are from different genders & ages. Out of the total respondents, 97% preferred home cook food (Figure 1), form the graph, it’s clear that people are much aware regarding the social distancing, and tries to restrict themselves from a restaurant or local fast food outlets.

Figure 1. Food Preference during the lockdown period.

During the initial phase of lockdown, people started stockpiling probably panicking for unavailability of food in the future if the situation worsens. During this time 74% have brought the raw material for recipe making, around 16% of people have picked ready to cook (Figure 2). It reveals that recipe making items are none other than perishable, semi-perishable, or non-perishable food, but they must be properly packed and kept under the appropriate condition for longer shelf life.

Figure 2. Type of processed food generally bought from the market during the lockdown.

Finally, we asked a question that if healthy food is manufactured then, what are the criteria they want in it. The majority suggested, it must be a novel product with value addition, it must have minimum thermal processing, and surely low cost. So a meal must be converted to functional meals from the consumer’s end.

Here comes the scope of Food Biotechnology. It is a rapidly expanding field of science that deals with the production processes of foods. It is the application of modern biotechnological techniques to the manufacture and processing of food as well as keep the nutritional value of a food. Food biotechnology is an umbrella term that covering a vast variety of processes for using living organisms such as plants, animals, microbes, or any part of these organisms, to develop new or improved food products. It includes the newer forms of food biotechnology that offer a faster and more precise means to develop food products.

Current trends in Food Biotechnology

Food biotechnologists are always searching for how to develop food are other food-related issues. A recent report from the Institute of Food Technologists highlights that they develop food packaging techniques. These developments stem from research in the food biotechnology industry on innovative food packaging solutions. According to the report smart food technology that can prevent food spoilage as well as keep food safe long time. Smart packaging technology is designed to monitor the food quality through technology such as freshness, temperature, or quality indicators built into the package and communicate that to either sellers or consumers. The food flavor control unit has focused on reducing the loss of food flavor during storage. Food often loses its flavor over time because the food flavors are often absorbed by the food packaging itself or degraded by other products within the package.

Biotechnology applications within the food-processing sector, therefore, target the choice and manipulation of micro-organisms to enhance method management, product quality, safety, consistency, and yield, whereas increasing Biotechnological processes applicable to the improvement of microbe cultures to be used in food- processing applications involve standard strategies of genetic improvement. Biotechnology within the food process sector utilizes and implements micro-organisms for the preservation of food and the assembly of a variety of added merchandise like enzymes, flavor compounds, vitamins. So, consumers are interested in the formulation of smart food having many criteria (Figure 3). Next-generation food is about targeting high nutritional values, multi-functional, and long shelf life bearing. Food Biotechnology is an important part of Biotechnology. Amidst this pandemic situation, Food Biotechnologies can come up with a new hope. These tools can serve us in a future pandemic situation.

Figure 3. Criteria for Smart Food.

Application of Biotechnology in Food Spoilage – A Promising Career Option for Students

The demand for Biotechnology is increasing especially in India. Today, India is among the top twelve countries in the world in terms of the size of the Biotech sector, and the Biotech industry in India is expected to grow at a rate of 22% year-to-year. Today the Biotech sector in India comprises more than 600 core Biotech companies, 2600 start-ups, and 50 BIRAC-supported incubators. The Indian Biotech industry today is valued at $64 billion and is expected to reach $150 by 2024-25. Therefore, students opting for Biotechnology as their UG or PG program would have more job offers in the future, and those students who would like to pursue research in Biotechnology as their career would have more opportunities due to the constant support by the Indian Government. There are several applications of Biotechnology which are beneficial for human and society. Here we are going to discuss the food spoilage problem in India and how biotechnological invention can help to reduce spoilage and increase the efficiency of the Food Technology companies.

The population is increasing day by day which will result in a further increase in demand for food. A large percentage of food is lost due to bacteria-mediated plant diseases. Prevention or treatment of these could thus be a solution to partly meet the increasing demand for food in the future. Postharvest losses are another reason for food loss by bacterial spoilage. Bacteria can contaminate and spoil food products at different stages before consumption and in many cases bacteria forms biofilms, a type of microbial community, which is hard to remove even by various antimicrobial agents. Application of bacteriophages as biopesticides, food preservative, or biotherapeutic agents is a valid and logically alternative to antibiotics to combat various bacterial diseases. Bacteriophage or phage is a virus that infects and kills bacteria. Lytic phages (that kills bacteria) are possibly one of the most harmless (for human) antibacterial approaches available which can be used as a food preservative. Phage therapy is found effective as both preharvest and postharvest interventions to control a wide range of foodborne pathogens such as Salmonella spp., Campylobacter spp., Listeria spp., Escherichia spp., etc.

The majority of the studies demonstrated that phage therapy has the potential to become the main approach in reducing the foodborne pathogens in the food-producing animals and also in fresh and processed food. The increasing demand for products which include raw milk, fish meat, vegetables, and fruits, has an impact on the increasing demand for rapid and safe methods of pathogen elimination from food. Bacteriophage preparations are one of the most prominent innovative answers to eliminate bacteria from food products that will not affect the taste, smell, texture, and appearance of the “preserved food product”. Phage can act in various ways in the food industry, it can reduce foodborne pathogen levels in animals and consequently control the pathogen load on entry at the slaughterhouses, or phage can act as biocontrol of pathogens in foods which seem to be a promising alternative to traditional food safety and preservation measures. However, there are still many quarries that have to be resolved such as phage-bacteria interactions, the efficacy of the phage treatment, and the phage resistance issues. Phage treatment may also increase food price which may not be welcomed by the producers and consumers. Above all consumer must be aware of the concept and advantages of a phage-based biocontrol approach.

Students after completion of their 10+2 studies can opt for B.Sc in Biotechnology or B.Tech in Biotechnology as both the programs have Food Technology as one of the major papers. Also, science stream students after completion of their bachelor’s degree can opt for M.Sc in Biotechnology where they can choose Food Technology as specialization. At Adamas University, Kolkata, the School of Life Science & Biotechnology offers B.Sc Biotechnology (Hons.), B.Tech Biotechnology, and M.Sc Biotechnology programs and students interested in Food Technology can select any of these courses as all these programs have Food Technology as one of an integral part of the course structure. The demand for the Food Technology course is increasing in India as more and more companies are venturing into the food sector. Life today has become fast and everyone is busy, and therefore, no time to cook food at home. For this reason, the demand for pre-cooked or semi-cooked food is increasing in India and also increasing the requirement for better food preservatives. Only through Biotechnological invention, we can get a new type of preservatives which would be harmless and keep the food fresh for a long time.

 

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