Is 15 pounds loss noticeable?

Your height and weight play an important role here. However, on average, you would need to lose something in the 14 to 19 pound range to notice a difference in your weight. You'll start to notice the difference as soon as you lose a minimum of 2% to 5% of your body weight. Now, researchers have identified the least amount of weight you need to lose in order for people to notice a difference in your appearance, in addition to the weight loss that makes you more attractive.