USP Certified vs. NSF Certified: What is the Difference?
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4 min read
According to a Consumer Reports survey, 50% of adults in the United States take a dietary supplement, yet regulations for these products are not as stringent as for pharmaceuticals. For this reason, third-party certification is crucial for verifying product quality and safety, but navigating the differences between seals like USP and NSF can be confusing for the average consumer.