• Substantivity: a substance with lasting activity

    Substantivity in hand hygiene The CDC defines substantivity as “an attribute of certain active ingredients that adhere to the stratum corneum (i.e....
  • Keratin: Why We Should Care a Ton

    I remember learning in science class that our largest organ is skin. I even remember learning about a few layers and coloring and labeling a drawing. What I don't remember is learning how many layers there are, how each one has a specific purpose, and how important each function is to the health of our bodies!