Biology Extended Essay 2009

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International Baccalaureate

Presbyterian Ladies' College

Extended Essay

Biology

'Investigation and Comparison of nutritional values and health impact between freshly squeezed orange juice and two types of processed orange juice'

Research Question:

How well can processed orange juice be consumed in substitution of freshly squeezed orange juice, in term of its nutritional value and its impact on human health?

Candidate Name: Ratima Kiatsommart

Supervisor Name: Annabel Henriques

Abstract

"How well can processed orange juice be consumed in substitution of freshly squeezed orange juice, in term of its nutritional value and its impact on human health"

This essay focuses on an investigation of three main distinct types of orange juice - Freshly squeezed, pasteurized and Juice from concentrate. From these three types, it is possible to identify, compare and contrast the benefits each one has towards human bodies.

The scope of investigation is narrowed down to focus on the method of processing and characteristics of each type of orange juice. Benefits of fresh orange juice and the impacts of the both processed orange juice towards human health were explored in more depth. Many aspects of the characteristics of