Direct-to-Consumer Genetic Tests Should Come With a Health Warning
By Jessica Cussins,
The Pharmaceutical Journal
| 01. 15. 2015
In late 2014, the Google-backed company 23andMe announced that it would start selling its direct-to-consumer (DTC) genetic test in Canada and the UK — despite being banned by the US Food and Drug Administration (FDA) from selling it in the United States following misleading marketing.
The genetic test provides information for around 108 health conditions for which some degree of evidence exists, including 44 inherited conditions, 12 drug responses, 12 genetic risk factors and 41 traits. Some conditions on the list are both obvious and innocuous. For example, hair colour, eye colour, and height are among the 41 traits. But many of the results are about important health conditions, and are clearly supposed to incite a change in behaviour.
Genetic testing is appropriate — and can be life saving — when doctors and genetic counsellors interpret complex results and map out the various courses of action. However, DTC genetic testing companies, such as 23andME, deliberately eschew the framework between clinician and patient. Under the banner of personal empowerment, DTC companies proclaim that their products confer a new level of control over one’s health, and that...
Related Articles
By Emile P. Torres, Truthdig | 04.27.2026
The CEO of OpenAI, Sam Altman, is on a messianic mission to bring about the singularity, the moment at which artificial intelligence begins to self-improve. If AI is smart enough to build the next generation of even smarter AI...
By Alexandre Piquard, Le Monde [cites Katie Hasson] | 04.27.2026
"Si on en prouve la sûreté, nous croyons que l’édition préventive du génome pourrait être l’une des technologies de santé les plus importantes du siècle. » Lucas Harrington explique ainsi le but de son entreprise Preventive : créer des bébés génétiquement modifiés...
By Abby Vesoulis, Mother Jones | 04.18.2026
Two years ago, we devoted an entire issue to the rise of the American oligarchy. Since then, our oligarchic system has become more entrenched and pervasive, revolving around a small crew of tech titans whose quest for wealth and...
By Alex Aylward, Daniel J. Fairbanks, Maria Kiladi, and Gregory Radick , Heredity | 04.20.2026
Genetics and eugenics co-evolved at the beginning of the twentieth century and remained associated through the 1940s and beyond. Early geneticists were far from unanimous in their views on eugenics; some avidly supported the movement, whereas others openly opposed it...