Described in certain example embodiments herein are methods of and compositions for treating a Snordl l6 deficiency disease or symptom thereof with conjugated linoleic acid (CLA) or a formulation thereof. In some embodiments, the Snordl l6 deficiency disease is Prader-Willi Syndrome. Described in certain example embodiments herein are methods of and compositions for treating Nhlh2 associated hypogonadism with CLA or a formulation thereof.