Values are mean ± SD (three juices from two different batches were analysed; at least three independent extractions were carried out for each bottle of product (n = 18) and at
least two injections into column were done for each sample).
A Means in the column for AA or TAA are significantly different from appropriate fresh sample (Dunnett’s test, a = 0.05).
a,b Means in each row are significantly different (Student’s t test, a = 0.05).
1 In parenthesis – the loss of AA in comparison with fresh juice.
2 Calculated as the difference between TAA and AA; in parenthesis – the percentage of TAA.
* Enriched with ascorbic acid (according to the producer declaration).