Question: how to increase igf 1?
Answer: Lose body fat. The amount of belly fat you carry is directly related to your HGH production ( 3 ). ...  Fast intermittently. ...  Try an arginine supplement. ...  Reduce your sugar intake. ...  Don't eat a lot before bedtime. ...  Take a GABA supplement. ...  Exercise at a high intensity. ...  Take beta-alanine and/or a sports drink around your workouts.