Most fruits have a low to moderate glycemic index (GI), making them a good choice The lower the GI score, the more slowly the rise in blood sugar, which can help Bonus — apples help to feed your healthy gut bacteria!Overview · Glycemic index · Dried apricots · Apples. Eating a healthy, adrenal-supportive diet means avoiding high sugar foods where possible. Some fruits contain high levels of sugar, but not all of them. Vegetable-based juice blends offer a low-sugar, lower-carb alternative. However, not all vegetable juices fit a low-carb, low-sugar meal plan. These ready-to-drink fruit juices are sweetened with artificial sweetener, which keeps the carb and sugar content low.