Adding COQ10 to your Diet is a Healthy Decision. CoQ10 supplements are good for you and since your body makes it naturally, it’s safe to take. As you get older, your body has a hard time making it. It plays a major role in creating energy in your body.This may be why we slow down in our old age.A deficiency can cause an energy crash.dding COQ10 to your Diet is a Healthy Decision. CoQ10 supplements are good for you and since your body makes it naturally, it’s safe to take. As you get older, your body has a hard time making it. It plays a major role in creating energy in your body.