Table 1
ABTS radical scavenging activity of natural color powder and mixtures (%)

Sample name	Concentration (μg/mL)	Acacia	Cochineal	Catechu	Grape peel	Persimmon	Gallnut	Clove
Acacia	31.25	62.66±1.001)
	62.5	93.70±0.47
	125	98.15±0.11
Cochineal	31.25	35.68±0.89	11.30±0.64
	62.5	64.73±0.76	23.36±0.31
	125	95.01±0.36	35.94±1.04
Catechu	31.25	83.11±0.55	69.44±0.63	94.57±0.28
	62.5	96.38±0.03	95.17±0.27	96.71±0.01
	125	97.25±0.03	94.11±0.48	97.49±0.02
Grape peel	31.25	40.95±0.19	16.90±0.71	70.36±1.17	23.47±0.50
	62.5	68.69±1.22	31.36±0.30	95.00±0.08	45.40±1.84
	125	95.35±0.21	54.18±1.59	96.79±0.03	81.37±0.26
Persimmon	31.25	39.89±0.35	13.74±0.31	73.38±1.48	22.21±1.45	21.45±0.65
	62.5	73.62±0.96	28.34±0.27	95.78±0.09	43.74±0.50	42.57±0.59
	125	97.62±0.08	51.02±0.77	97.26±0.02	78.64±1.41	80.18±0.91
Gallnut	31.25	84.15±0.50	73.61±0.44	93.41±0.52	74.88±0.30	74.73±0.48	94.55±0.08
	62.5	96.45±0.07	95.89±0.15	96.37±0.07	95.11±0.05	95.88±0.04	96.18±0.03
	125	96.76±0.02	99.22±0.39	96.72±0.06	96.46±0.08	97.04±0.01	96.43±0.04
Clove	31.25	73.16±0.38	51.89±1.17	92.71±0.21	53.56±1.26	57.28±0.89	92.67±0.54	86.85±0.70
	62.5	97.46±0.05	86.81±1.12	97.21±0.03	91.13±0.81	95.51±1.74	97.39±0.09	97.97±0.13
	125	98.05±0.05	98.09±0.28	97.62±0.05	98.10±0.08	98.21±0.03	97.34±0.01	97.35±0.06

¹⁾Each value represents mean±SD (n=3).