Dull skin occurs when the surface cannot reflect light uniformly due to dehydration, dead cell buildup, tanning, or barrier damage common concerns that affect radiance and texture across all skin types. TL;DR Dull skin stems from nine primary causes including tanning, dehydration, excessive oil, uneven tone, nutritional deficiency, hormonal imbalance, post-illness recovery, stress, and inadequate sleep [1] Professional treatments like HydraFacial, chemical peels, and laser re