This document discusses losing fat through diet and exercise. It notes that metabolism slows with age, making it harder to lose weight. It recommends boosting metabolism by eating more protein and maintaining muscle mass. OsoLean powder is highlighted as an ideal supplement because it contains whey protein and calcium, which have been shown to promote fat loss while preserving muscle when combined with diet and exercise. OsoLean is also described as all-natural without unnecessary ingredients or calories. The summary encourages commitment to diet and exercise for successful weight loss results using OsoLean powder.