Should the dosage of the Suppys Multi change with age? 

Yes: Age 4-13 can have two chewables per day.

Age 14-18+ can have four chewables per day.

Is this product ok to take as an adult multi formula? 

Yes! All the adults in our family take them as a substitute for any adult multi, the adult dose is four tablets per day.

What happens if my child eats 8, 9, 15 tablets by accident? 

Don't worry, there is no iron in Suppys Multi, so there are no toxicity issues. They might just have an exciting bathroom experience coming up.