if doctors tell you this, they'll not making a living better than average any more. But I'm not a doctor, I have friends , relatives who are doctors, so i get lots of inside information from them.also many information that they don't know, but i get them from the website they provide me.
take probiotics between meals, before sleep, after get up.
It might not clean up all bad things in your body, but, the most important , it slows them down, and build up your immune system.
You'll thank me all your life if you try. I can bet on it.
There'are many cleanse ways. I'm still trying them,but I tried this regime, and it really helped me.