This is not an inditement of the parent or an implication that he or she caused the disorder in any way. Even if the parent is exemplary and behaves in the most ideal way, contact can lead to relapse. The mechanism for this is the same as that between an alcoholic and the bottle. The bottle of scotch may be the finest in the world, but after the subject has "crossed the invisible line" and has become alcohol dependent, one sip returns him to the infant-on-the-bottle mind/brain/reality, and he drinks until the belly is full and passes out.

https://consumerscomment.com/meridian-health-protocol-review/