Well peoples metabolism are different so affects are going to be as well. Like Alcohol or any substance...or for that matter the same with sexual appetites and a host of others....these hit the pleasure centers of the brain..actually they ‘rob’ what’s intended to be for a counterfeit....
...you keep using counterfeit/fake stuff and your brain and body decides you don’t need the natural anymore so it stops producing what you naturally need.......then of course you have no choice but to feed yourself the junk in order not to feel horrible.....you feel horrible because your body simply isn’t working for you anymore...you’ve basically shut it down by taking that stuff into it.
NO ONE believes that one time I felt sick after not eating fast food for a few days!!
I’m sure it would have passed. But i cracked