Targeted Nutrient Supplement in COPD (NUTRECOVER-trial)

This trial is testing whether a targeted nutritional supplement (containing specific vitamins and fats) can help patients with COPD (chronic obstructive pulmonary disease — a serious lung condition that causes breathing difficulty) recover muscle strength and function. **You may be eligible if...** - You have moderate to very severe COPD (classified as GOLD stage II, III, or IV) - Your condition is currently stable (no major flare-ups) - You are 18 years or older **You may NOT be eligible if...** - You are under 18 years old - You are allergic or intolerant to any ingredient in the supplement - You are unwilling to stop taking separate vitamin D or omega-3 fatty acid supplements - You have another active, serious illness such as active cancer requiring treatment - You are currently participating in another clinical trial - Your doctor is uncertain whether you can follow the study requirements Talk to your doctor to see if this trial is right for you.