(The Best Years in Life) These pretty squash ribbons are easy to make and simply flavored with aromatic herbs and zesty lemon. Summer squash are low in calories and rich in cancer-protective fiber and nutrients including lutein and zeaxanthin. These carotenoids are especially beneficial for your eyes. Herbs and lemon zest also provide a plethora of antioxidants in this too-hot-to-cook, refreshingly light, summer side.