Give dry, rough lips some extra care with this simple DIY nourishing lip mask recipe. This rich, protective lip treatment combines beeswax with castor oil, jojoba oil, and lightweight MCT oil to create a smooth balm-like mask that helps seal in moisture and leaves lips feeling soft and conditioned.Apply a small amount before bed as an overnight lip mask, or use it anytime your lips need a little extra care. The formula is completely anhydrous, so there is no added water, and it comes together with just a few simple ingredients.