More and more research continues to suggest that the types of foods we eat play a significant role in helping to maintain a healthy weight. In other words, some foods may be able to help promote weight loss, while others are likely culprits for encouraging weight gain. That’s not to say that we can eat endless amounts of foods that have been identified as “weight-loss-friendly” without increasing our waistlines; paying attention to portion sizes is crucial no matter how nutritious a food may be. Rather, it means that calories aren’t the only thing that matter when it comes to weight loss. Want to know what foods might help make the weight loss process a little bit easier? The following nutritious whole foods have been shown to help promote weight loss and healthy weight maintenance.