Is your body sensitive to salt? Your DNA has the answer

Salt plays a vital role in maintaining fluid balance, nerve function, and muscle activity. However, not everyone’s body responds to salt in the same way. Some individuals are more sensitive to sodium, which can significantly impact blood pressure and overall cardiovascular health.

The Salt Sensitivity DNA Test offers insight into how your body processes salt based on your unique genetic makeup. By identifying specific gene variants, particularly in the ACE (Angiotensin-Converting Enzyme) gene, this test helps determine your salt sensitivity level and how likely you are to experience elevated blood pressure due to sodium intake.

Why your genetic response to salt matters

High blood pressure (hypertension) is one of the most common yet preventable risk factors for heart disease, stroke, and kidney problems. While diet, lifestyle, and stress all contribute, genetics also play a key role—especially when it comes to sodium.

Some people can consume salty foods without any notable effects. Others may find that even moderate salt intake raises their blood pressure, putting them at risk for serious long-term health issues. This difference lies in part in a variation within the ACE gene—a gene involved in controlling blood pressure and fluid regulation through the renin-angiotensin system.

What the Salt Sensitivity DNA Test of blood pressure analyses

This DNA test examines the I/D (Insertion/Deletion) polymorphism in the ACE gene:

 

  • The D (Deletion) variant is linked to higher ACE enzyme levels, which may lead to greater sodium retention, increased fluid volume, and elevated blood pressure.
  • The I (Insertion) variant is associated with lower ACE levels, which may provide a protective effect and reduce the likelihood of salt-related blood pressure spikes.

Based on your genetic profile, your results will classify your salt sensitivity as:

 

  • High sensitivity – More likely to experience sodium-related increases in blood pressure; reducing salt intake may be essential.
  • Moderate sensitivity – Sodium may impact your blood pressure over time if not properly managed.
  • Low sensitivity – Your body handles sodium well, but a healthy, balanced diet is still important.

Benefits of taking the Salt Sensitivity DNA Test

Understanding your genetic sensitivity to salt can be a powerful tool in managing your blood pressure and protecting your cardiovascular health. The Salt Sensitivity DNA Test provides you with personalised insights and practical recommendations tailored to your unique genetic makeup. By knowing how your body reacts to sodium, you can take informed steps to improve your diet, lifestyle, and overall well-being. Here are some of the key benefits you can expect from taking this test:

  • Personalised insights – Discover how your genes affect your body’s reaction to salt and how this influences your blood pressure.
  • Tailored lifestyle advice – Get recommendations on how to reduce blood pressure risks through sodium reduction, potassium intake, stress control, and physical activity.
  • Preventive action – If you’re genetically predisposed to salt sensitivity, you can take steps now to reduce your chances of developing high blood pressure and cardiovascular disease later in life.
  • Easy-to-read report – Your results are presented clearly, with colour-coded classifications and a summary table that shows your genetic risk level.
  • Backed by science – Every test result includes references to peer-reviewed research supporting the genetic analysis and health recommendations.

Salt Sensitivity DNA Test: simple, non-invasive testing process

The Salt Sensitivity DNA Test uses a quick and painless cheek swab—no blood sample required. After ordering your kit, you’ll collect the sample at home using our clear, step-by-step instructions, designed to make the process simple and hassle-free. Once you’ve collected your DNA sample, just seal it in the prepaid envelope provided and send it back to our lab for analysis.

Understanding Your Sodium Sensitivity Report

Your Salt Sensitivity DNA Test report is designed to be clear and easy to understand. It includes a detailed explanation of your genetic results, highlighting how your genes influence your body’s response to sodium and blood pressure regulation. The report features a colour-coded summary table that quickly shows your level of salt sensitivity—whether high, moderate, or low. Additionally, it provides personalised recommendations on diet, lifestyle changes, and preventive strategies to help you manage your blood pressure effectively. Each report is backed by scientific references, ensuring you receive reliable and evidence-based information.

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Who should consider the Salt Sensitivity DNA Test?

Individuals with a family history of high blood pressure or cardiovascular disease should consider this test to better understand their genetic risk. Those already managing their salt intake and seeking genetic confirmation will benefit from personalized insights. Anyone wanting to tailor their diet and lifestyle based on their unique genetic predispositions can use this test to make informed choices. Additionally, people interested in taking proactive steps to prevent future health problems related to sodium and blood pressure should consider this valuable assessment.

 

  • Individuals with a family history of high blood pressure or cardiovascular disease
  • Those already managing their salt intake and wanting genetic confirmation
  • Anyone looking to personalise their diet and lifestyle based on their genetic predispositions
  • People interested in taking proactive steps to prevent future health problems

Understanding your genetic salt sensitivity is a powerful step in managing your long-term health. By learning how your DNA affects blood pressure, you can make smarter dietary choices, reduce your health risks, and better support your heart and circulatory system.

Empower your health decisions

In addition to the Salt Sensitivity DNA Test, we offer a range of other health-focused genetic tests to help you better understand your body and optimize your well-being. Consider exploring the Lipid Metabolism DNA Test, which provides insights into how your body processes fats, or the Carbohydrate Metabolism DNA Test, which reveals how you metabolize sugars and starches. We also offer tests for food and respiratory allergies, sport performance, and more. Each test comes with personalized recommendations to support your unique genetic profile and guide you towards healthier lifestyle choices.

A Note on Medical Use: It’s important to remember that this test is intended for informational and educational purposes. It is not a diagnostic tool, nor is it a substitute for medical advice. Always consult your physician before making health-related decisions based on your results. Your doctor can help you interpret the findings within the context of your broader health profile.

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