This guide explains how COVID affects lung tissue, the realistic recovery timeline, and evidence-based strategies—including NAC, mullein, vitamin D, and breathing exercises—to support respiratory wellness. Learn how to create the right environment for long-term lung recovery while knowing when to seek medical care.

This guide explains what causes mucus buildup, natural ways to support airway clearance, and how evidence-based supplements like mullein and NAC can support lung health.

NAC (N-acetyl cysteine) has quietly become a respiratory health essential—for good reason. From thinning mucus to boosting glutathione (your lungs’ key antioxidant), NAC offers dual-action support for breathing better naturally.