EPISODE · Feb 5, 2026 · 17 MIN
Can You Take Too Many Vitamins or Supplements? - Ask a Nutritionist
from Dishing Up Nutrition · host Nutritional Weight & Wellness, Inc.
In this Ask a Nutritionist episode, dietitian Alyssa answers a common question: Can you take too many vitamins or supplements? The short answer is yes, and she explains how vitamin toxicity can happen when people take mega-doses or stack multiple supplements with overlapping nutrients. You’ll learn which vitamins deserve the most caution, signs of taking too much, and why iron is one of the easiest nutrients to overdo. Alyssa also shares how to supplement safely, why food should come first, and when lab testing can help guide the right dose.
What this episode covers
In this Ask a Nutritionist episode, dietitian Alyssa answers a common question: Can you take too many vitamins or supplements? The short answer is yes, and she explains how vitamin toxicity can happen when people take mega-doses or stack multiple supplements with overlapping nutrients. You’ll learn which vitamins deserve the most caution, signs of taking too much, and why iron is one of the easiest nutrients to overdo. Alyssa also shares how to supplement safely, why food should come first, and when lab testing can help guide the right dose.
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Can You Take Too Many Vitamins or Supplements? - Ask a Nutritionist
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