Your questions about genes, nutrition and health, answered

A lifestyle genetic test reads variants in the genes that run your metabolism, nutrient processing, detoxification, inflammation and recovery. It does not diagnose disease. It shows how your body tends to work so you can match diet, supplements, exercise and sleep to your biology. The 3X4 Genetics Test uses a simple cheek swab and groups results into 35 pathways across 10 key health areas.

Nutrigenomics studies how differences in your genes change the way you respond to food and nutrients. Two people eating the same meal can process fats, carbohydrates, caffeine and vitamins very differently. Genetic testing turns those differences into a Genes First™ starting point for personalized nutrition, used alongside, not instead of, professional guidance.

Genes influence appetite signalling, how efficiently you burn or store energy, how you handle blood sugar and how you respond to different macronutrient balances. They do not decide your weight. Knowing your tendencies helps you choose the eating and training approach your body is most likely to respond to, while lifestyle remains the biggest lever.

Methylation, detoxification and antioxidant defence are core biochemical pathways that keep cells running. Variants in genes such as MTHFR, CYP1A2 and GST family genes change how efficiently each pathway works. 3X4 scores the whole pathway rather than a single gene, which is what makes the result actionable for nutrition and lifestyle.

Genes influence muscle fiber type, power versus endurance response, injury susceptibility, inflammation after training and how quickly you recover. A genetic test cannot make you fitter, but it shows which training style and recovery habits your body is likely to respond to best, so effort goes where it counts.

Genes set tendencies for inflammation, cellular repair, cognitive resilience and immune function, but how you age is shaped mostly by what you do with that information. Knowing your tendencies, and the pathways behind them, shows you where diet, movement and sleep will do the most for you over the long term.

Functional and integrative practitioners use pathway-based genetic results to explain root causes, prioritize interventions and personalize nutrition and supplement plans. More than 9,000 practitioners work with 3X4 Genetics. Results are delivered as a pathway report designed for the consult, with training and support for interpreting it with patients.