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The Lab

At Duke's Naturals, Every Batch Is Tested!

A reputable CBD product will come with a COA. That means it’s been third-party tested by an outside laboratory that doesn’t have a stake in the product.
We strive to set the standards for the rest of the CBD industry, we have every batch of CBD-rich hemp oil thoroughly tested through an independent third-party lab to ensure accuracy, consistency, potency, and safety. Below are the lab results of the products we sell.


All of our CBD oils and dog treats are manufactured in the GMP or ISO certified facilities with the highest quality control measures in the industry.


Beware of some manufacturers that mislabel their showed that only about 31 percent of products are accurately labeled. After analyzing 84 CBD products sold online, researchers found that with respect to CBD, about 43 percent have a higher concentration than stated, and about 26 percent have less than claimed.

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