What is β - carotene? Definition, types, history and nutritional value.

2024-12-15 1. Definition of β - carotene β - Carotene is a natural pigment that plays a crucial role in the coloration of many plant - based foods. It is a prominent member of the carotenoid family, which is characterized by long - chain polyenes. Carotenoids are responsible for the vibrant red, orange, and yellow hues seen in fruits, vegetables, and some other plant parts. β - Carotene specifically has a chemical structure that gives it the ability to absorb certain wavelengths of light, resulting in the characteristic colors. It is synthesized in plants through complex biochemical pathways and serves multiple functions within the plant itself, such as protecting against oxidative stress and playing a role in photosynthesis. 2. Types of β - carotene 2.1 Based on Molecular Configuration β - Carotene can be divided into different forms based on its molecular configuration. One of the key aspects of this classification is the arrangement of double bonds within the molecule. The different...