HP. Hoodedcobra666 said:
23 and Me and other said companies are frequently run out of Israel, Google and so on. These are to be ignored. They can put some Black, Chinese, or Jewish, just to get people confused. The samples are regional, ie, if they sampled jews from Germany, considering them "ethnic Germans", a German will show as a jew and vice versa.
Nothing to worry about here, tell your friend to move on.