Table 2. Dry yield, pH, 2,2-diphenyl-1-picrylhydrazyl (DPPH), ferric reducing antioxidant power assay (FRAP) and total polyphenol contents (TPC), total flavonoid contents (TFC) of red paprika and yellow paprika

Traits Freeze-dried paprika powder
Red Yellow
Dry yield (%) 8.40±0.04a 8.40±0.06a
pH 4.78±0.00b 4.80±0.00a
Color
 CIE L* 62.20±0.17b 80.80±0.10a
 CIE a* 30.40±0.35a 10.77±0.15b
 CIE b* 33.07±0.15b 52.87±0.40a
DPPH (%) 84.98±0.17b 85.50±0.00a
FRAP (593 nm) 2.73±0.03b 2.89±0.08a
TPC (mg GAE/g) 208.16±0.16b 258.87±0.03a
TFC (mg NE/g) 64.70±6.24a 68.46±3.11a
All values are mean±SD.
Means in the same row with different letters are remarkably different (p<0.05).
GAE, gallic acid equivalents; NE, naringin acid equivalents.