The authors found that the carbonated pineapple juice can last for about three months without the taste changing. Pineapple jam is one method of preserving pineapple for long periods by boiling the crushed pineapple pulps with water, sugar and preservatives. Colouring and flavouring were added to ...
However, heating pineapple juice at 75, 85, and 95 °C for 15 min had a minimal effect on ascorbic acid degradation, as compared to treatment for prolonged periods [32]. Thus, in the present study, no significant difference in the acidity of the beverage might be due to the minimal ...