It doesn't matter why you're taking the vitamins, an overdose is an overdose. What happens depends on which specific vitamin you overdose on.
You die.
You die.
health
Too much of anything can be fatal. There have been people that OD'ed on water and died. So the answer is yes, you can overdose on vitamins.
you die
It makes you nauseous
overdose!
Vinegar is harmless in that form. If you are confusing this overdose with one on acetic acid, then contact poison control.
Yes, you can overdose on water by drinking too much too fast and several people have even died of water poisoning.
results may be fatal.
you can overdose on water? last time i checked, you cant