Shop › Mary Ruth's Kids Multivitamin & Postbiotics Gummies Image 1 of 2 Image 2 of 2 Mary Ruth's Kids Multivitamin & Postbiotics Gummies $22.56 Add To Cart Added! Ages 4+ take up to 2 gummies daily or as recommended by a physician or healthcare professional. Ages 4+ take up to 2 gummies daily or as recommended by a physician or healthcare professional.