INTRODUCTION
Snacks are important for small children and perhaps a few adults with very high calorie needs, who don’t eat
enough food at meals to grow, heal or perform [1]. Safety and healthy snacks are snacks that are free of physical
hazards, chemical contamination and biological hazards. Quality snacks are generally determined based on flavor,
colour, texture, and nutritional value. Colour is an important factor influencing consumers’ acceptability of food
products. This is due to the fact that consumers always associate food colour with other qualities such as freshness,
ripeness, and food safety [2]. Thus, many food colorants added to food products to stimulate a natural colour and make
the products more desirable.
The demand of natural food colorant has become increasingly important. It has led to legislative restrictions on
the use of synthetic colorants in foods due to their associated toxicology [3]. The health problems which may arise due
INTRODUCTION
Snacks are important for small children and perhaps a few adults with very high calorie needs, who don’t eat
enough food at meals to grow, heal or perform [1]. Safety and healthy snacks are snacks that are free of physical
hazards, chemical contamination and biological hazards. Quality snacks are generally determined based on flavor,
colour, texture, and nutritional value. Colour is an important factor influencing consumers’ acceptability of food
products. This is due to the fact that consumers always associate food colour with other qualities such as freshness,
ripeness, and food safety [2]. Thus, many food colorants added to food products to stimulate a natural colour and make
the products more desirable.
The demand of natural food colorant has become increasingly important. It has led to legislative restrictions on
the use of synthetic colorants in foods due to their associated toxicology [3]. The health problems which may arise due
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