Fit & Lean® Fat Burning Meal Replacement Powder Vanilla is a guilt free and delicious meal replacement powder that will satisfy your cravings and hunger. This delicious formula is also lactose free and gluten free, making it the perfect fit for a healthy diet plan. It works by providing the key nutrients your body needs to burn fat, boost metabolism, and keep you full and satisfied during the day. Fit & Lean fat burning meal replacement will help you to do this by keeping you full and satisfied, satisfying your cravings, and boosting your metabolism during the day.