Recent research has shown different genes to be at work in the flesh versus skin of the sweet potato producing different concentrations of anthocyanin antioxidants. (whfoods.com)
Recent research has shown different genes to be at work in the flesh versus skin of the sweet potato producing different concentrations of anthocyanin antioxidants. (whfoods.org)
Usually I totally avoid skins of sweet potatoes (or yams! (forealslife.com)