I personally had HUGE successes with it in improving my overall hygiene - but be warned that it takes up to six months for your body to "reboot". Is there any

I personally had HUGE successes with it in improving my overall hygiene - but be warned that it takes up to six months for your body to "reboot". Is there any evidence that this statement has any basis in reality or is it like when people do a 'cleanse' to get rid of the 'toxins' in the body?