Nena | NENA is a natural skincare brand whose core is Glacial Oceanic Clay, a unique kind of earth only found in BC, Canada. NENA is all about skincare that's pure, pristine & powerful. NENA is a natural skincare brand whose core is Glacial Oceanic Clay, a unique kind of earth only found in BC, Canada. NENA is all about skincare that's pure, pristine & powerful.