In what way are tea polyphenols able to lower serum glucose?
The rich purple pigment, which gives the berries their characteristic color, is loaded with anthocyannins, a particular group of polyphenols which include grapes.
Acai berry juice benefits the body because it is very high in polyphenols, which are a type of antioxidant.
An easy way to tell the acai berry is such a good source of polyphenols is by looking at the berry itself.
In general, the darker the skin of the fruit the more polyphenols are present, which is part of the reason red wine is said to be healthier than white.