Other then brushing and flossing are there ways to prevent cavities? such as multivitamins and if so what do i look for?

Diet: Diet is very important. Avoid sugary and acidic foods. Use xylitol mints or gum to decrease the number of decay causing bacteria.

Diet: Avoiding soda, candies and sweet treats will also help. Multivitamins is okay.

Preventing cavities: Many people "brush and floss" but not adequately or at the right time. You should spend about 2 minutes brushing ; flossing and after, not before eating. What you eat is also essential. Avoid sticky, starchy foods, snack ; drinks high in sugar and acid. Many sport drinks are bad! multivitamins will have no effect either way on cavity formation. Have your dentist check your oral hygiene techniques.

Fluoride rinses: Over the counter and prescription Fluoride treatment a can help. An over the counter rinse example is Act rinse. Please read the labels for Fluoride content for over the counter. I am sure your dentist would be happy to prescribe Fluoride treatment for you. BOTH are more cost effective ( and less invasive). Than a filling