No number-crunching required.
4. Drizzle on a healthy fat.
Like protein, fat molecules also slow down digestion, so including a little fat can lower a food’s GI and make it more satisfying. Be sure to choose heart-healthy unsaturated fats like vegetable oils and nuts. And, if you’re watching calories, be moderate: drizzle bread with a little olive oil, toss carrots with a bit of tasty dressing, sprinkle slivered almonds on your salad.