For more than two and a half decades, Hempz has aimed to unlock the beautifying, wellness-boosting power of hemp seed oil— the star ingredient at the heart of the brand.   This year, the brand is celebrating its 25th anniversary.  Hempz Original Herbal Body Moisturizer Since 1998, Hempz says it has encouraged consumers to turn over a so-called new leaf when it comes to their body, bath, skin and hair care. Twenty-five years ago, hemp seeds were a mainstay of health food stores, n...