 [ Symptoms ] i had a baby two months ago and have started exercising what is the best multivitamin to take [ Disease ] it may not be necessary for you to take a multivitamin provided your diet is well rounded and you do not have any nutrient deficiencies that said any multivitamin that provides 100 of the rda of all the essential vitamins and minerals is best there is no specific formula necessary it is generally preferable to avoid a multivitamin with iron unless you are anemic talk to your health care provider or pharmacist to find the best multivitamin for you