Imported Products › Cosmedix Pure C Age-Defying Powder Image 1 of 1 Cosmedix Pure C Age-Defying Powder $59.00 Pure C is a unique, age-defying mixing powder and skincare booster that helps brighten and improve skin texture and tone. Vitamin C Mixing Crystals PM Purchase Added! Pure C is a unique, age-defying mixing powder and skincare booster that helps brighten and improve skin texture and tone. Vitamin C Mixing Crystals PM