Enafox is not a controlled substance in most countries. It is not scheduled as a drug. However, this does not mean it is legal or safe to sell as a dietary supplement. In the United States, the FDA does not approve dietary supplements before they go to market. The burden is on the manufacturer to ensure safety. But for a novel compound like enafox, the legal status is murky.
In the European Union, novel food regulations would likely apply. Any new ingredient not consumed before 1997 must undergo a safety assessment before being marketed. Enafox has not gone through this process. Selling it as a supplement in the EU would be illegal.
In Japan and other Asian markets, regulations vary. Some countries have strict pre-market approval systems for new ingredients. Others have more lenient frameworks. Consumers should be aware that buying enafox from international vendors may involve legal risks and customs issues.