From: Preparation of turmeric powder with various extraction and drying methods
Sample type | Curcuminoids (mg/g turmeric powder) | |||
---|---|---|---|---|
CUR | DMC | BDMC | Total | |
Control | 1.233 \(\pm\) 0.002d | 0.302 \(\pm\) 0.002d | 0.221 \(\pm\) 0.004c | 1.756 \(\pm\) 0.007d |
Spray drying | ||||
Water | 0.611 \(\pm\) 0.002a | 0.182 \(\pm\) 0.001a | 0.151 \(\pm\) 0.002a | 0.945 \(\pm\) 0.003a |
50% ethanol | 3.448 \(\pm\) 0.004e | 0.865 \(\pm\) 0.004e | 0.544 \(\pm\) 0.008d | 4.86 \(\pm\) 0.02e |
Freeze drying | ||||
Water | 0.798 \(\pm\) 0.002b | 0.247 \(\pm\) 0.001b | 0.206 \(\pm\) 0.003b | 1.251 \(\pm\) 0.003b |
50% ethanol | 4.075 \(\pm\) 0.003f | 1.089 \(\pm\) 0.004g | 0.736 \(\pm\) 0.007 f | 5.90 \(\pm\) 0.01 f |
70% ethanol | 8.34 \(\pm\) 0.02h | 2.\(399\pm\) 0.006h | 1.836 \(\pm\) 0.009h | 12.58 \(\pm\) 0.03h |
Spray-freeze drying | ||||
Water | 0.892 \(\pm\) 0.003c | 0.276 \(\pm\) 0.001c | 0.230 \(\pm\) 0.003c | 1.397 \(\pm\) 0.003c |
50% ethanol | 4.227 \(\pm\) 0.005g | 1.060 \(\pm\) 0.005f | 0.67 \(\pm\) 0.01e | 5.95 \(\pm\) 0.02g |
70% ethanol | 9.443 \(\pm\) 0.009i | 2.704 \(\pm\) 0.006i | 2.06 \(\pm\) 0.02h | 14.21 \(\pm\) 0.02i |