Home Skin Care Terminology and Facts Dictionary - N
Skin Care Terminology and Facts Dictionary - N
|nanometer:||1 billionth of a meter (1 x 10-9 meters) - this is the size of nano or ultra-fine particles used in some skin care and cosmetics (not to be confused with micro-particle sized ingredients). Nancy K. Brown does not use nano-particles in any of its products.|
|nano-particle:||a material which has been reduced in size to 1 billionth or less of a meter in diameter. This should not be confused with the micro-particle, which is a particle a few 1 millionth of a meter in diameter. Nancy K. Brown does not use nano-particles in any of its products.|
|nodule:||solid raised area on skin, usually round in shape, deeper and easier to feel than a papule. Appears to form below skin's surface and push upward.|
|non-comedogenic:||will not cause the plugging or clogging of skin duct or pore. The products do not promote the formation of blackheads or whiteheads, do not promote breakouts.|
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