DNA testing is a booming global business enabled by the internet. Millions of people have sent samples of their saliva to commercial labs in hopes of learning something new about their personal health or heritage, primarily in the United States and Europe. In some places, commercial tests are banned. In France, you could face a fine of around $4,000 USD for taking one.
https://internethealthreport.org/2019/23-reasons-not-to-reveal-your-dna/
