Can spitting into a test-tube tell you which diet is best for you? Earlier this year, Anita and I each sent in a sample of our saliva to 23 and Me, a company that does commercial genetic testing.  I'm not plugging the service, and this is not intended to be a full-scale review. But some of our DNA test results are relevant to the topic of diet. We both opted to receive ancestry and health-related reports of our DNA. At first, I was only going to get the ancestry report, but changed my mind … [Read more...]