Which among the following is not a natural preservative?
Sodium benzoate
∙ Preservatives are substances added to food items to preserve them for a long time.
∙ Common salt, sugar and oil are commonly used natural preservatives. Apart from these, synthetic chemicals such as sodium benzoate and potassium sulphate are also used.
∙ Sodium benzoate can stop the metabolic activities of bacteria, fungi, etc., and are used in beverages, sauces, vegetable drinks, etc.