Key Takeaways
Multivitamins can help fill nutritional gaps, but they don't make you live longer.
Pregnant people, infants, and older adults may need multivitamins.
You should only take individual vitamins if you have a specific deficiency like iron or vitamin D.
The supplement aisle is often packed with options—from multivitamins to single-nutrient pills—so how do you know which one to choose? While multivitamins can help fill nutritional gaps, a targeted vitamin supplement may be more effective if you're low in a specific nutrient like vitamin D, iron, or calcium.
Multivitamins vs. Individual Vitamins: A Quick Comparison Multivitamins Individual vitamins What They Are Supplements containing a combination of vitamins and minerals (e.g., vitamins A, C, D, B12, iron), but may con

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