Understanding Kidney Values: What They Mean for Your Health

Your kidneys quietly perform some of the body’s most important tasks every day. They filter waste from the blood, balance fluids, and regulate essential minerals that keep your body functioning properly. When the kidneys are not working as they should, it can affect many other systems in the body. Understanding your kidney values can help you detect potential problems early and stay on top of your health. These values are measured through blood or urine tests and provide insight into how well your kidneys are functioning. With the availability of home testing, it has become easier to monitor these markers regularly and gain a better understanding of your kidney health.

Table of Contents

• What are kidney values?

• Tips for checking your kidney values at home

• Common causes of abnormal kidney values

• Taking control of your kidney health

• Frequently asked questions about kidney values

What are kidney values?

Kidney values are measurements that indicate how well your kidneys are performing their essential tasks. The kidneys filter waste products from the blood, regulate fluid levels, and maintain the balance of important minerals. By analyzing certain markers in blood or urine, healthcare professionals can assess whether the kidneys are functioning normally.

Some of the most common kidney-related values include:

• Albumin in urine: One of the earliest signs of kidney problems is when protein leaks into the urine. A urine test can detect albumin, a protein that normally stays in the blood. Elevated levels may indicate early kidney damage.

• Urine albumin-to-creatinine ratio (UACR): This test compares the amount of albumin to creatinine in urine to estimate how much protein is being lost. A result of 30 or higher may suggest kidney disease.

• Creatinine (serum creatinine): Creatinine is a waste product from muscle activity that the kidneys normally filter from the blood. Higher levels in the blood may indicate reduced kidney function.

• eGFR (estimated Glomerular Filtration Rate): This value is calculated using creatinine along with factors such as age and sex. It estimates how efficiently the kidneys filter waste from the blood.

• Blood urea nitrogen (BUN): This blood test measures urea nitrogen, a waste product from protein breakdown. Higher levels may indicate that the kidneys are not filtering waste effectively.

Together, these markers help create a clearer picture of kidney health. While a single value does not always indicate a problem, patterns or consistent abnormalities may suggest that the kidneys need further attention.

Source: CDC, 2024

Tips for checking your kidney values at home

Home testing has made it easier than ever to monitor your kidney health without visiting a clinic. With a reliable home kidney test, you can collect a sample, send it to a certified laboratory, and receive your results online within a few days.

Here are a few tips to make the process simple and effective:

1. Choose a trusted home test
Select a test from a reputable provider such as Homed-IQ to ensure accurate laboratory analysis and clear result reporting.

2. Prepare before taking the sample
Follow the instructions carefully. Depending on the test, you may need to provide a small blood sample from a finger prick or a urine sample.

3. Take the sample correctly
Use the materials provided in the kit and ensure that your hands and equipment are clean to avoid contamination.

4. Send the sample promptly
Most home test kits include prepaid packaging so you can send your sample directly to the lab.

5. Review your results
Your results will typically show your kidney values along with reference ranges to help you understand whether your values fall within the normal range.

Home testing offers several advantages, including privacy, convenience, and flexibility. If you have questions about your results, Homed-IQ also provides guidance and support resources to help you interpret them. However, home tests are not a replacement for professional medical advice. If your results are abnormal, unclear, or if you have symptoms or concerns about your kidney health, it is important to consult a general practitioner (GP) or healthcare professional for further evaluation and guidance.

Common causes of abnormal kidney values

Abnormal kidney values do not always mean there is a serious health problem. In many cases, temporary factors can influence the results. However, persistent changes in kidney values should be taken seriously. Some common causes include:

• High blood pressure
  Constantly high blood pressure can damage the small blood vessels in the kidneys and make it harder for them to filter waste from the blood.

• Diabetes or high blood sugar
  Over time, high blood sugar can harm the kidneys’ filtering system and is one of the most common causes of kidney disease.

• Kidney disease
  When the kidneys become damaged or weakened, they may struggle to remove waste products and keep fluids and minerals balanced in the body.

• Fluid or mineral imbalances
  The kidneys help regulate levels of minerals such as sodium and potassium. When kidney function changes, these levels may become too high or too low.

• Other health conditions
  Problems such as heart disease, poor nutrition, or certain medical conditions can also affect kidney related test results.

Source: National Kidney Foundation, 2023

Taking control of your kidney health

Your kidneys play a crucial role in keeping your body balanced and healthy. By understanding and tracking your kidney values, you can detect potential issues early and take steps to protect your long term health.

Home testing makes it easier to stay informed about your kidney function and monitor changes over time. For example, the Homed‑IQ Kidney Damage Test is a simple home test that measures the albumin to creatinine ratio (ACR). With this test, you collect a sample at home and send it to a certified laboratory, where the amount of albumin and creatinine is analysed to assess kidney health. 

However, home tests do not replace professional medical advice. If your results are abnormal, unclear, or if you have symptoms or concerns about your kidney health, it is important to consult a healthcare professional for further evaluation and guidance.

Frequently asked questions about kidney values

How often should I check my kidney values?

How often you should check your kidney values depends on your personal risk factors.

You may consider testing once a year if you have diabetes or high blood pressure.

Testing every two years may be recommended if you smoke or used to smoke, are overweight, are over 60, have had heart disease or stroke, have a family history of kidney disease, or have experienced acute kidney injury in the past.

Even people without these risk factors can develop kidney disease. If you are unsure how often to test, it is best to discuss this with a GP or healthcare professional who can advise you based on your individual health situation.

If you are unsure about how often to test, it is a good idea to consult a healthcare professional who can provide personalized advice.

Source: Kidney Health Australia, n.d.

What should I do if my kidney values are abnormal?

If your kidney test results fall outside the normal range, try not to panic. In many cases, everyday lifestyle factors can influence these values. Here are some simple steps you can take to support your kidney health:

• Stop smoking if you smoke

• Eat a healthy, balanced diet

• Limit salt intake to about 1 teaspoon per day

• Stay active, aiming for at least 150 minutes of exercise per week

• Drink alcohol in moderation

• Maintain a healthy weight

• Be careful with painkillers like ibuprofen, as they can affect your kidneys if used often or without medical advice

Small, consistent changes can make a big difference in protecting your kidneys over time.

If abnormal values persist or are significantly outside the normal range, it is important to consult a healthcare professional. They can perform further tests, identify potential causes, and recommend appropriate treatment or monitoring.

Source: NHS, 2023