Fat deserves a place in your salad, even if you are watching calories. It helps your body absorb carotenoids and fat-soluble vitamins, including vitamins A, D, E and K, that may be present in your meal. That does not make oil calorie-free. It does make a completely fat-free dressing less appealing as a nutrition strategy.The biology is surprisingly practical. During digestion, fat stimulates the r...More