Don't ever buy anything over the counter that has the abbreviation “HGH” in it. The company is banking on the recognition of that phrase to sell their product to the uneducated.Sleep aids that will help with recovery and normalizing (not suppressing) cortisol5-htp - 100-300mg before bedZMA - 3 capsule before bed, I take 6Phosphatidylserine complex - 500mg before bedNone of these will interfere with AM fat burning and normal cortisol levels to my knowledge. You can also take Ashwagandha extract during the day for some CNS insulation.