“Customers generally express satisfaction with the Seeking Health NAC 500 mg supplement, highlighting its high-quality ingredients and effectiveness in supporting respiratory health, immune function, and detoxification. Many users report improved breathing comfort and overall well-being, particularly during colder seasons. The product is praised for being gentle on the stomach with no significant taste or smell, making it easy to incorporate into daily routines. The packaging is noted as convenient for travel. Some customers use it for specific health conditions like COPD or chest congestion with positive results. However, a few users experienced side effects such as dry mouth or heartburn. The capsules are described as easy to swallow and appropriately sized, though one user mentioned gas issues when opening the capsule for a child who couldn't swallow it whole. Overall, the brand is trusted for its clean composition without unnecessary fillers, offering good value and fast delivery.”