Nutritional formulas comprising long-chain polyunsaturated fatty acids (LC-PUFAs) are provided, along with methods and devices for preparing and/or administering nutritional formulas. In some embodiments, a percentage of the LC-PUFAs in the nutritional formula are in the form of monoglycerides and/or free fatty acids. In some embodiments, the nutritional formulas do not comprise added lipase. Also provided are methods for providing nutrition to a subject, methods for improving fat absorption, methods for improving cognitive ability, methods for preventing chronic lung disease, and methods for reducing the length of time a patient requires total parenteral nutrition.