Review Articles
Inactive Ingredients / Excipients in Supplements

Reviewed and edited by Tod Cooperman, M.D. Tod Cooperman, M.D.
 Initial Posting: 5/11/07  Last Update: 5/25/19

Inactive Ingredients in Vitamins and Supplements

Find Out Why Coloring Agents, Sweeteners, Fillers & Other Inactive Ingredients Are In Your Supplements and If They're Safe 

What are those "other" ingredients doing in supplements. Are they necessary? Are the ones in your supplement acceptable for use?

In this Review Article, you will learn about 70 common inactive ingredients and their function, so you'll better understand what's in your supplement.


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Learn More About the Inactive Ingredients in Vitamins and Supplements Answers -- for Inactive Ingredients / Excipients in Supplements
Should I be concerned about supplements that contain Polysorbate 80? Is it safe? Get the answer >>

Is there a danger in taking lecithin or phosphatidylcholine? I heard that they may increase the risk of heart attacks. Get the answer >>

Should I be worried that my supplement contains "caramel coloring IV"? I've heard that it has been linked to cancer. Get the answer >>

What is carrageenan? Should I be concerned that it is an ingredient in my supplement? Get the answer >>

Titanium dioxide is listed as an ingredient in my supplement. Is it safe? Get the answer >>

Some websites are highly critical of magnesium stearate, which is in many supplements. Is this substance toxic and should I avoid it? Get the answer >>

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