Antioxidant Absorbance Antioxidant activity (Mesfer Unit)
Ascorbic Acid 1.700 1.000
SWEETNERS    
Aspartame 0.483 0.284
Sucralose 0.279 0.164
Saccharin 0.202 0.118
Xylitol 0.510 0.300
Stevia 0.023 0.013
Erythritol 0.289 0.170
Raw sugar 0.000 0.000
Pure cane sugar 0.000 0.000
Agave nectar syrup 1.531 0.900
Pure maple syrup 0.115 0.067
CITRUS FRIUTS    
Orange 2.830 1.664
Lime 2.080 1.223
Lemon 2.395 1.408
Grapefruit 2.853 1.678
Ugli fruit 2.091 1.230
Goji berry 1.435 0.844
BEVERAGES    
7UP Mixed Berry Antioxidant 1.619 0.952
Cranberry Energy Juice Drink 1.783 1.048
Blueberry Green Tea 1.813 1.066
Coconut Water, 100% Pure 1.002 0.589
Energy Drink 1.667 0.980
Strawberry Kiwi 2.921 1.718
Cherry 7Up Antioxidant 2.077 1.221
NUTRACEUTICALS    
Policosanol 0.945 0.555
Red Yeast Rice 1.814 1.067
Green Tea Concentrate 0.725 0.426
Spirulina 5.050 2.970
Graviola 0.000 0.000
Curcuminoid-95+ 0.634 0.372
THIEVES’ OIL    
Rosemary 0.000 0.000
Eucalyptus 0.000 0.000
Quantum Limonene Complex 1.114 0.655
Cinnamon Oil 0.553 0.325
Clove bud 0.325 0.191
Table 1: Absorbance and activity of various antioxidants as compared to vitamin C (ascorbic acid).