Table 1. pH and color of yogurt formulated with various blueberry powder levels

Traits Blueberry powder (%)
0 (Control) 2 4 6
pH 4.18±0.01a 4.04±0.01b 3.95±0.01c 3.87±0.01d
Color CIE L* 91.86±0.60a 54.02±0.48b 45.14±1.08c 38.40±1.08d
CIE a* 0.6±0.39c 18.93±0.15b 19.97±0.60ab 20.97±1.12a
CIE b* 9.2±0.55a 4.28±0.25b 3.20±0.17c 1.88±0.40d
All values are mean±SD.
Mean in the same row with different letters are significantly different (p<0.05).