Vitamin D Supplements Found to Contain 9-146% of Amount on Label
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Vitamin D Supplements Found to Contain 9-146% of Amount on Label

Vitamin D Supplements Found to Contain 9-146% of Amount on Label

by Elizabeth Renter

April 24th, 2013

 

pillsuppvitamind 263x164 Report Finds Vitamin D Supplements to Contain 9 146% of Amount on LabelMost people who ascribe to a healthy lifestyle have some knowledge of  how to read labels. It’s important to know how to read the ingredients label on a packaged food or a label on a supplement so that you’re not blindly ingesting ingredients that may not be safe. But one thing that consumers don’t have much control over is whether the manufacturer or company is delivers what’s promised on the label. For example, one recent study involving vitamin D supplements found that many brands significantly under-deliver or even over-deliver on dosage.

Vitamin D Supplement Labels not Always Accurate

According to the Research Letter, published in JAMA Internal Medicine, bottle labels on vitamin D supplements aren’t always accurate. As a matter of fact, sometimes they are way off.

Vitamin D supplements sold over the counter may have as little as 9% or as much as 146% of the vitamin D that their labels imply.

“We were surprised by the variation in potency among these vitamin D pills,” said lead author Erin S. LeBlanc, MD MPH from the Kaiser Permanente Center for Health Research. “The biggest worry is for someone who has low levels of vitamin D in their blood. If they are consistently taking a supplement with little vitamin D in it, they could face health risks.”

Fortunately, the researchers found a way for consumers to lessen their risk of getting mislabeled vitamin D. They say to look for the USP (US Pharmacopeial Convention) label on supplements. In order to use this label, supplement manufacturers have voluntarily allowed their products to be tested for things like purity and potency. And among those with the USP label, researchers say, deviations from the labeled potency was less pronounced.

 

Continue reading at Vitamin D Supplements Found to Contain 9-146% of Amount on Label.

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