Aronia ranks 1st as the richest known source of dietary anthocyanins.
Aronia ranks 1st as the highest levels of total polyphenols of berries tested, nearly twice as high as the wild elderberry, the next closest competitor.
Aronia ranks 1st as the highest levels of quercetin among berries.
Aronia ranks 1st as the highest levels of proanthocyanidins among berries.