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Chemical composition of the analyzed products.
| Parameter | PJ | PJPH | cPJPH |
|---|---|---|---|
| Protein [%] | 2.55 ± 0.11 c | 16.85 ± 0.12 b | 29.77 ± 0.23 a |
| Ash [%] | 0.97 ± 0.05 b | 23.02 ± 2.61 a | 24.34 ± 1.13 a |
PJ—fresh potato juice; PJPH—potato juice protein hydrolysate; cPJPH—concentrated potato juice protein hydrolysate. Mean values with different letters (a–c) in the rows are significantly different at α = 0.05.
