Over 16,300 mg Whole Food Base Gentle PreNatal Nutrition Multivitamin & Mineral SupplementOne ‘n’ Only PreNatal is carefully formulated with whole food nutrition - the best kind for both you and your baby. It's vitamins and minerals, along with SuperFoods, bioflavonoids, and specific cofactors provide a complete nutritional profile that we strengthen further with herbal extracts that women have used for centuries to promote a happy, healthy pregnancy.