In the U.S., CBD products with less than 0.3% of THC aren’t technically illegal, but they inhabit a gray area.[1] This helps explain some of the other drawbacks of CBD, such as the lack of long-term human trials and the lack of reliable supplements with standardized CBD content.[2][3]
Aren’t CBD products legal?
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•Last Updated: May 16, 2025
In the U.S., CBD products containing less than 0.3% THC are not technically illegal, but they exist in a gray area of legality. This situation contributes to challenges such as the absence of long-term human trials and inconsistency in the quality of CBD supplements.