Conclusion: Without sealing in the moisture, it evaporates from the hair, leaving it dry. Dry hair is the arch nemesis of Natural Hair!
As you know, I am an avid user of the L.O.C Method both as a transitioner and once I was fully ; I’ve sang it’s praises from here to Youtube and to anyone who will listen! Today I ran across a scientific experiment which visually illustrates how moisture (water) becomes trapped when we use oils and cream as a sealant. More on the experiment here.