Can a DNA test really tell you what to eat?

No test can tell you if you eat fewer carbohydrates, you’ll lose weight, or if you do a certain type of exercise you’ll flatten your belly. Human genetics just are not that simple. Nonetheless, some genetic testing companies tell consumers that they can tailor a diet, supplements and other advice to their genes.

Does DNA have nutritional value?

Most health and fitness DNA tests provide data on Vitamins A, B6, B9, B12, C, and D as well as calcium, iron, magnesium, and zinc.

How can DNA testing be beneficial?

Genetic testing is useful in many areas of medicine and can change the medical care you or your family member receives. For example, genetic testing can provide a diagnosis for a genetic condition such as Fragile X or information about your risk to develop cancer. There are many different kinds of genetic tests.

Is there evidence that results from a DNA test kit can lead to more healthy life decisions?

Genetic testing has potential benefits whether the results are positive or negative for a gene mutation. Test results can provide a sense of relief from uncertainty and help people make informed decisions about managing their health care.

How are nutrients used by your body?

The body uses three main nutrients to function— carbohydrate, protein, and fat. These nutrients are digested into simpler compounds. Carbohydrates are used for energy (glucose). Fats are used for energy after they are broken into fatty acids.

What are the pros and cons of DNA testing for health?

Pros of Genetic Testing

• Treatment of Disease.
• Lifestyle Changes for Disease Prevention.
• Stress Release from Lack of Genetic Variants.
• A Negative Test Could Mask Additional Causes.
• A Positive Test Could Unnecessarily Increase Stress.
• Genetic Purgatory.
• Cost.
• Privacy Concerns.

Is there a blood test for nutritional deficiencies?

Blood tests can be used to evaluate a person’s nutritional status, measuring the amounts of essential nutrients in the body to detect nutritional deficits, including vitamin deficiency.