Concerns about 23andMe's business prospects is raising questions about the genetic testing company's customer data.

A big data breach and deepening financial woes have sparked new concerns about the 23andMe's ability to protect the personal data of customers like you.

Requesting deletion closes your account permanently and prevents your data from being used in further research (existing research remains unaffected). The company makes clear that, once requested, deletion can't be canceled or reversed. At that point, it removes all directly identifiable information from its database. 23andMe confirmed this:

In what now seems like an act of reckless naivety, I bought my brother a 23andMe at-home DNA-test birthday present. Now the struggling company may sell its treasure trove of genetic data.

Companies, 23andMe included, also have a responsibility to notify consumers of changes and get "consumers' affirmative express consent for any new uses of their data," according to the Federal Trade Commission, the government agency that conducts oversight of direct-to-consumer genetic testing companies.

On Tuesday, 23andMe released its latest earnings report, showing revenue dipped 12% in the last quarter and share prices fell. The company has faced additional struggles over the past several months,

In the wake of a big data breach and a sizable new round of layoffs, 23andMe's handling of sensitive personal data is in the spotlight.