Potassium and dietary fiber: Depending on their formulations, MVMs can help individuals obtain adequate amounts of these nutrients *except for potassium (because MVMs contain only very small amounts of this mineral) and dietary fiber.*

Taking an MVM increases nutrient intakes and helps people obtain recommended amounts of vitamins and minerals when they do not meet these needs from food alone [9,12].11 Oct 2022

The DGA does not mention MVMs, but it does recommend that Americans choose healthy, nutrient-dense food and beverages. The DGA lists nutrients of special public health concern in American diets, such as calcium, potassium, dietary fiber, and vitamin D in both adults and children. Iron is also a nutrient of public health concern for infants ages 6–11 months who are fed primarily human milk and do not consume enough iron from complementary foods, adolescent females, and people who are pregnant.

Depending on their formulations, MVMs can help individuals obtain adequate amounts of these nutrients, *except for potassium (because MVMs contain only very small amounts of this mineral) and dietary fiber.*

https://ods.od.nih.gov/factsheets/MVMS-HealthProfessional/#:~:text=Taking%20an%20MVM%20increases%20nutrient,alone%20%5B9%2C12%5D.