Support Center How can I help you? Home / Support Center / Lifestyle and Wellness Categories Main Menu Account Settings Ancestry DNA Order Questions DNA Relationship Lifestyle and Wellness Behavior and Traits Health and Disease Family Tree Internal Messaging and Alerts “Ask a Relative” feature DNA Testing ‹ Go Back to Main Page Lifestyle & Wellness DNA Celiac Disease What is refractory celiac disease? How is celiac disease diagnosed? What is the celiac disease genotyping test? What are the HLA-DQA1 and HLA-DQB1 genes? What will the celiac disease DNA test results tell me? What are the signs and symptoms of celiac disease? How is celiac disease treated? DNA Nutrition What is nutrigenetics? DNA Weight Loss What’s included in the DNA weight loss test? DNA Fitness What is DNA fitness testing? DNA Lactose Intolerance What are the symptoms of lactose intolerance? What is Lactose Intolerance? How common is lactose intolerance? What is the MCM6 gene? DNA Caffeine Sensitivity What is the CYP1A2 gene? What is caffeine sensitivity? What effects does caffeine have on your body? What is the “slow” caffeine metabolizer variant? DNA Alcohol Intolerance Which genes affect alcohol metabolism? How is alcohol metabolized? Who should take the DNA alcohol intolerance test?