ORAC


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ORAC

(ˈɔːræk)
n acronym for
(Medicine) Oxygen Radical Absorbance Capacity: a measure of the ability of a substance, esp the blood, to absorb free radicals, used in determining the antioxidant effects of foods
References in periodicals archive ?
The accompanying chart shows berries pack a big antioxidant punch and tend to contain the highest ORAC levels.
Interestingly, the antioxidant activity, as evaluated by the LOX/RNO and ORAC assays, was higher in quinoa than in both durum wheat and emmer.
You may have heard that the higher in ORAC a food or supplement is the better.
Back in 2007, the US Department of Agriculture (USDA) released ORAC values for a list of selected foods, intended for scientists researching the correlation between antioxidants and health benefits.
Thomas Walton, NP Nutra's managing director said, 'Our Super ORAC Grape Seed is becoming an instant hit with product developers looking to boost the ORAC content of their supplements and functional beverages in a natural way.
David Bell, a spokesperson for Brunswick Laboratories, as well as an industry consultant, explained how ORAC translates to skin care.
Xanthohumol was also shown to scavenge hydroxyl and peroxyl radicals, and superoxide anion radicals, in an ORAC assay (Gerhauser 2005; Vogel et al.
ORAC--oxygen radical absorbent capacity--is the standard measure of antioxidant power, and VitaBerry GRAS fruit extracts and concentrated freeze-dried fruit powders score a healthy 6,000 ORAC units per gram.
According to new research, cherries are also among the ten highest ORAC - Oxygen Radical Absorbance Capacity - fruits.
A spokeswoman for ORAC said: "For reasons of confidentiality, it is not our practice to disclose exact figures where the number involved is less than this figure.
Although comparable mean results have been obtained with the TEAC and ORAC assays (4,5), no correlation has been found between ORAC and TEAC values or between FRAP and TEAC values (6).
ORAC is also researching the possible use of DNA testing as a cross-check on family re-unification cases.