eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m²: Is That Normal?

Is eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m² Low, Normal, or High?

eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m² is a value that typically suggests your kidneys are functioning with remarkable efficiency. This robust number often falls within what might be considered an exceptionally healthy range for many individuals, particularly younger adults. It might be interpreted as a strong indication of potent kidney filtration. While specific 'normal' ranges can vary slightly based on individual factors like age and gender, a reading of 117 mL/min/1.73m² places you favorably compared to the broader population. It indicates your kidneys are working at a high capacity. What does this outstanding measure truly signify for your health journey?

An eGFR of 117 mL/min/1.73m² sits within the normal range (90 or above), indicating normal kidney filtration capacity. At this exact level, kidney function is considered adequate and no CKD staging applies, though persistent albuminuria can still indicate kidney disease even with normal eGFR.

Hidden Risk of eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m²

Even with an eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m², understanding the context and future vigilance remains important. While this robust number is highly encouraging, signifying excellent kidney function, it does not mean one is entirely immune to future health considerations or that proactive health habits can be neglected. Sometimes, a very high eGFR in specific situations, such as early stages of certain conditions like diabetes or hyperfiltration in younger individuals, can be an initial finding, though this is less common and would require a broader clinical picture for interpretation. For most, an eGFR of 117 mL/min/1.73m² represents a healthy baseline that should be actively maintained through conscious choices, minimizing the 'risk' of future decline. The National Kidney Foundation emphasizes the value of early understanding and consistent health management to preserve such excellent kidney health over the long term, reminding us that even peak performance needs support. The primary 'risk' associated with such a high eGFR is complacency, overlooking the daily habits that contributed to this strong reading or might sustain it. While you stand in an excellent position compared to the general population, the journey of kidney health is continuous, and external factors can always influence it over time. Think of it as having a high-performing engine; it still needs regular maintenance and the right fuel to continue running optimally. This value is a great starting point for proactive wellness. Maintaining this outstanding eGFR involves:

• Regular physical activity to support overall organ health.
• Mindful hydration to aid kidney function.
• Monitoring other health markers, such as blood pressure and blood sugar.
• Avoiding habits known to strain kidney function.

What Does a eGFR (Estimated Glomerular Filtration Rate) Level of 117 mL/min/1.73m² Mean?

An eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m² provides insight into how efficiently your kidneys are filtering waste from your blood. Imagine your kidneys as two highly sophisticated, always-on water purification systems, tirelessly cleaning the body's entire fluid supply. The 'glomerular filtration rate' is like the speed and effectiveness of these filtration units, indicating how much blood passes through the tiny filters, called glomeruli, each minute. A reading of 117 mL/min/1.73m² suggests these filtration systems are operating at a superb capacity. For many individuals, particularly those under 40, this number falls into a category that reflects peak kidney performance. Compared to population averages, this specific value places you among those with exceptionally well-functioning kidneys. Many adults experience a gradual, natural decline in eGFR as they age, making a robust number like 117 mL/min/1.73m² a particularly favorable finding. For instance, the National Institutes of Health (NIH) indicates that a typical adult eGFR can range, but a value this high is often seen in younger, healthy populations. It signals that your body is effectively clearing waste products, contributing to your overall vitality and well-being. This excellent filtration rate is a testament to your body's current physiological strength and offers a strong foundation for future health, provided it is thoughtfully maintained. It’s akin to having a well-oiled machine running smoothly and efficiently, performing its vital tasks without noticeable strain or hindrance.

Lifestyle Changes for eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m²

Maintaining an excellent eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m² involves embracing a lifestyle that supports overall health, beyond just dietary considerations. Since your kidneys are demonstrating superior function, the focus here shifts from 'fixing' something to 'preserving' this valuable asset. Regular physical activity plays a pivotal role in this preservation. Engaging in moderate-intensity exercise, such as brisk walking, swimming, or cycling for at least 150 minutes per week, as recommended by the American Heart Association (AHA), enhances blood circulation, which directly benefits kidney blood flow and function. Proper hydration is another cornerstone. While avoiding over-hydration, ensuring consistent, adequate water intake helps your kidneys efficiently filter waste and maintain fluid balance. The precise amount varies by individual, activity level, and climate, but generally, listening to your body's thirst signals is a good start. Managing stress through practices like meditation, yoga, or spending time in nature can also indirectly support kidney health by reducing the physiological toll of chronic stress. Furthermore, avoiding harmful substances like excessive alcohol and recreational drugs protects your kidneys from unnecessary strain. Getting sufficient, quality sleep is also vital for overall body repair and regulation, impacting kidney health beneficially. All these habits work synergistically to create an environment where your already robust eGFR of 117 mL/min/1.73m² can continue to thrive, safeguarding this exceptional level of kidney performance for years to come.

Diet Changes for eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m²

When your eGFR (Estimated Glomerular Filtration Rate) is an impressive 117 mL/min/1.73m², dietary recommendations are primarily geared towards maintaining this excellent level of kidney function, rather than addressing any deficit. The goal is to nourish your body in a way that supports overall vitality and prevents future strain on your kidneys. A balanced diet, rich in whole foods, is fundamental. This means prioritizing fruits, vegetables, whole grains, and lean proteins. For example, incorporating a diverse range of colorful vegetables provides antioxidants and fiber, which are beneficial for general health and can indirectly support kidney function. The World Health Organization (WHO) consistently advocates for diets high in plant-based foods for their wide-ranging health benefits. Being mindful of sodium intake is also a smart strategy, even with an excellent eGFR. Excessive sodium can contribute to high blood pressure, a condition that can, over time, place stress on the kidneys. Limiting highly processed foods, which are often high in sodium, unhealthy fats, and added sugars, is a simple yet impactful step. Opting for fresh, home-cooked meals gives you more control over ingredients. While your kidneys are performing exceptionally well at 117 mL/min/1.73m², prudent hydration is key. Choosing water as your primary beverage over sugary drinks helps maintain healthy fluid balance without adding unnecessary burdens. Focus on a heart-healthy approach, which coincidentally benefits kidney health, as the cardiovascular system and kidneys are closely linked.

• Emphasize whole fruits and vegetables.
• Choose lean protein sources like fish and poultry.
• Prioritize whole grains over refined grains.
• Be conscious of sodium intake, especially from processed foods.

eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m² in Men, Women, Elderly, and Kids

An eGFR (Estimated Glomerular Filtration Rate) of 117 mL/min/1.73m² carries different implications depending on an individual's age and gender, offering fascinating insights into the body's physiological changes over a lifespan. For a younger adult, say someone in their 20s or 30s, this robust eGFR is often considered quite normal and reflects peak kidney health. It's a common finding in individuals who are fit and have no underlying health conditions. This value places them well within the expected range for their demographic, showcasing their kidneys' impressive filtration capacity. However, as individuals age, eGFR naturally tends to decline. For someone in their 60s or 70s, an eGFR of 117 mL/min/1.73m² would be truly exceptional and relatively rare. It would suggest an individual with remarkably well-preserved kidney function, often superior to the average for their age group. The KDIGO (Kidney Disease: Improving Global Outcomes) guidelines acknowledge these age-related changes, noting that what is 'normal' shifts with each decade of life. Similarly, there can be slight variations between men and women, often due to differences in muscle mass, which is a factor in the eGFR calculation. Generally, men tend to have slightly higher muscle mass, which can influence creatinine levels used in the calculation, but a value of 117 mL/min/1.73m² would be robust for either gender. For children, eGFR calculations use different formulas and age-specific reference ranges. A child's kidneys are still developing, and their eGFR naturally increases with age until they reach adult size. An eGFR of 117 mL/min/1.73m² in a child would also be considered very healthy, aligning with strong kidney development. In essence, while the number 117 mL/min/1.73m² itself is constant, its interpretation is always personalized, reflecting where an individual stands in the broad spectrum of human development and aging, consistently signaling a high level of kidney function for almost any demographic.

Medicine Effects on eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m²

Even with an outstanding eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m², it's valuable to understand how certain medications can interact with or influence kidney function. While this robust eGFR indicates your kidneys are working very well, some medicines can still have an impact, either on the eGFR calculation itself or on the actual kidney tissue over time. For example, some common over-the-counter pain relievers, known as NSAIDs (nonsteroidal anti-inflammatory drugs), when used frequently or in high doses, can temporarily reduce kidney blood flow. Even with a strong eGFR of 117 mL/min/1.73m², prolonged use could potentially create a cumulative effect, underscoring the importance of discussing regular medication use with a healthcare provider. Similarly, certain blood pressure medications, while beneficial for overall cardiovascular health, might be monitored for their subtle effects on eGFR in some individuals, though often these effects are part of a therapeutic goal. The body's ability to maintain a strong eGFR of 117 mL/min/1.73m² suggests a resilient system, but awareness remains key. When starting any new medication, it is always a good practice to inquire about its potential impact on kidney function, especially if you are taking multiple prescriptions. This proactive approach helps ensure that your kidneys continue to operate at their optimal level, preserving your excellent eGFR. Your pharmacist or doctor can provide personalized information based on your full medication list and health profile.

• Discuss all medications, including over-the-counter drugs and supplements, with your doctor.
• Be mindful of NSAID use; avoid chronic high-dose self-medication.
• Ensure proper hydration when taking medications that could affect kidneys.
• Regularly review your medication list with a healthcare provider to optimize kidney safety.

When to Retest eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m²

Given an eGFR (Estimated Glomerular Filtration Rate) of 117 mL/min/1.73m², which is an excellent result, the frequency of repeat testing might be less urgent compared to individuals with lower values. For someone with such a robust eGFR and no known risk factors for kidney disease, repeat testing is typically part of routine annual physicals or comprehensive health screenings, rather than an immediate concern. This approach allows healthcare providers to track your kidney function over time and observe any gradual changes, even if small. However, the decision to repeat the test also hinges on your overall health picture and any other ongoing health conditions. For instance, if you have conditions like high blood pressure, diabetes, or a family history of kidney disease, even with an eGFR of 117 mL/min/1.73m², your doctor might recommend more frequent monitoring. This is not because the 117 mL/min/1.73m² itself is concerning, but because these other conditions could potentially affect kidney function in the future. Similarly, if there are changes in other blood test results, new symptoms, or if you start new medications that could influence kidney health, a repeat eGFR test might be ordered sooner. The Mayo Clinic often emphasizes that medical decisions, including test frequency, should always be individualized, considering all aspects of a person's health profile. An eGFR of 117 mL/min/1.73m² provides a strong baseline, offering reassurance, but it's part of a bigger health narrative that your healthcare provider helps you interpret.

eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m² — Frequently Asked Questions

When to See a Doctor About eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m²

Even with an impressive eGFR (Estimated Glomerular Filtration Rate) 117 mL/min/1.73m², which speaks volumes about your current kidney health, knowing when to consult a healthcare professional remains a vital aspect of comprehensive self-care. While this robust number is highly reassuring, it is just one indicator among many that contribute to your overall health picture. You should consider seeing your doctor if you develop any new or persistent symptoms, even if they don't seem directly related to your kidneys. These could include unexplained fatigue, swelling in your legs, ankles, or feet, changes in urination patterns (like urinating more frequently or less often, or changes in urine appearance), muscle cramps, or persistent itching. Furthermore, if you have a family history of kidney disease or other chronic conditions such as diabetes or high blood pressure, even well-controlled, regular discussions with your doctor are important for proactive management. Any significant, unexpected changes in other routine blood tests, or if you are considering starting new medications or supplements, also warrant a conversation. Your eGFR of 117 mL/min/1.73m² is a fantastic benchmark, but it is always interpreted in the context of your complete health profile. A healthcare provider can offer personalized guidance and help you maintain this excellent level of kidney function as part of your broader wellness strategy.

Written by

Ernestas K.

Clinical research writer specializing in human health, biology, and preventive medicine.

Reviewed against NKF, NIH, CDC, KDIGO, Mayo Clinic guidelines · Last reviewed March 26, 2026