What Is The Biological Age Of The Kardashians? Unpacking Their Surprising Test Results

Jarret Herzog

28 Jul, 2025

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There's been a lot of talk lately, you know, about celebrity health and wellness, and it's almost always fascinating to see what insights come out of these discussions. It seems like everyone, especially those in the public eye, is looking for ways to feel their best and perhaps even slow down the hands of time. So, it's really no wonder that when the Kardashians, a family always at the center of attention, decided to explore something as personal as their biological age, a lot of people took notice.

This whole idea of biological age, it's actually quite different from your chronological age, the number of years you've been alive. Biological age, you see, looks at how well your body is actually aging on a cellular level, which is kind of a big deal. It's connected with the natural processes of living things, like your cells and how they're holding up, you know?

Apparently, in a recent episode of their reality series, "The Kardashians," some members of the famous family sat down to get some answers about this very thing. They underwent medical tests, and the results, well, they were pretty surprising, and you might even say, quite impressive for some of them. It just shows that what's happening inside your body can sometimes tell a very different story from what your birth certificate says.

Meet the Kardashians: Personal Details and Background
Understanding Biological Age: More Than Just Years
The Test That Revealed All: TruDiagnostic and Epigenetics
Khloé Kardashian's Shocking Discovery: Younger Than Her Years
Kim Kardashian and Kris Jenner's Impressive Numbers
What Might Influence These Results?
Frequently Asked Questions About Biological Age

Meet the Kardashians: Personal Details and Background

The Kardashian-Jenner family, you know, they're pretty much household names. They've built a whole empire around their lives, sharing many personal moments with the world through their reality TV shows and social media. When it comes to their health, they're often quite open about the things they try, whether it's new diets, fitness routines, or, in this case, advanced medical tests. It's interesting, really, to see how they approach wellness.

For this particular discussion about biological age, we're focusing on three key members who participated in the test during the episode: Kim Kardashian, Khloé Kardashian, and their mother, Kris Jenner. Scott Disick, who is the father of Kourtney Kardashian’s children, was also present during the episode, but the main focus for the biological age results was on the three women. It's kind of fascinating how they're willing to put these very personal results out there for everyone to see.

Here’s a quick look at their chronological ages at the time of the test, and their current ages, which helps put their biological age results into perspective, you know?

Personal Details and Bio Data

Name	Role in Family	Chronological Age (at test, July 2024 episode)	Current Chronological Age (approx.)
Kim Kardashian	Daughter of Kris Jenner, Sister to Khloé	43	44
Khloé Kardashian	Daughter of Kris Jenner, Sister to Kim	40	40
Kris Jenner	Matriarch	68	69

Understanding Biological Age: More Than Just Years

So, what exactly is biological age? Well, it's really quite simple in concept, but complex in how it's measured. The meaning of biological is of or relating to biology or to life and living processes, which is pretty straightforward. It's connected with the natural processes of living things, you know, how your body is actually functioning and aging on the inside. It's not just about how many birthdays you've had.

Before we get into it, biological age looks at DNA to measure how well the body ages. It's used in or produced by applied biology, meaning it’s a practical application of what we know about life. This concept suggests that while everyone has a chronological age, their body's actual wear and tear, its cellular health, can be very different. Some people might have a body that's aging faster than their years, while others, like the Kardashians apparently, might have a body that's aging more slowly. It’s like, your internal clock might be ticking at a different pace than the calendar, which is interesting.

This kind of assessment goes beyond just looking at the surface. It delves into the cellular markers, which are basically tiny signals within your cells that can tell a story about your overall health and how your body is aging. It’s a bit like looking at the engine of a car to see how much mileage it really has, rather than just the year it was made. That, you know, is how you get a more complete picture of someone's physical state.

The Test That Revealed All: TruDiagnostic and Epigenetics

Khloé Kardashian, along with Kim and Kris, found out their biological age by undergoing specific medical tests. This wasn't just some guessing game, you know? They had a blood test conducted by TruDiagnostic, which is a company that specializes in this sort of thing. It's pretty advanced stuff, actually.

Matthew Dawson, who is a genomics expert and the CEO of TruDiagnostic, was the one who administered the test and revealed the results to them during the episode. He walked the Kardashians through the detailed findings of their tests. This test, you see, measures the biological age of an individual by looking at cellular markers, which is how they learned this impressive information. It's all about epigenetics, which is a big word, but it basically means how your genes are expressed, and how that changes over time due to various factors. Dawson explained the significance of these epigenetic markers and how they relate to their overall health and aging process. It’s quite a comprehensive look at what’s going on inside.

During the episode, which aired in July 2024, two of the Kardashian sisters — Kim, who was 43 at the time, and Khloé, who was 40 — were joined by their mother, Kris Jenner, who was 68. Scott Disick, who is 41, was also there, as the father of three of Kourtney Kardashian’s children. It was a pretty significant moment for them, as these kinds of tests can reveal a lot about one's health trajectory. They were sitting down with Dr. Matt Dawson, who, you know, really knows his stuff when it comes to these biological age kits. It’s quite a modern way to think about health.

Khloé Kardashian's Shocking Discovery: Younger Than Her Years

Khloé Kardashian learned some really important news about her health during the season 5 finale of “The Kardashians.” It was a moment that, you know, truly surprised everyone, especially Khloé herself. Before the results were revealed, Khloé was seen doubting how her own numbers would go. She actually revealed that she likes to eat things like ice cream, cookies, crackers, and cereal, which made her a bit worried about what the test might say about her internal health. It’s quite relatable, that feeling of dread before a health check, isn't it?

Despite her concerns about these previous unhealthy eating habits, Khloé’s biological age was found to be 28. This was, you know, a full 12 years younger than her actual chronological age of 40. This result, frankly, shocked everyone in the room. Khloé Kardashian literally exploded with shock at her biological age. It was a truly impressive outcome, especially considering her own doubts. It really goes to show that what you think might be happening inside isn't always the full picture. She was pretty amazed, actually, by how well her body was aging.

This impressive number for Khloé, you know, really highlighted how much younger her body was functioning compared to her birth year. It’s a powerful message about how internal health can sometimes defy expectations based on diet alone, or perhaps, it indicates other healthy habits she has that balance things out. It’s definitely something that got people talking, seeing such a significant difference between her chronological and biological age. It was a moment of genuine surprise for her, and for viewers, too.

Kim Kardashian and Kris Jenner's Impressive Numbers

It wasn't just Khloé who received surprising results; Kim Kardashian and Kris Jenner also had their biological ages measured, and their numbers were pretty impressive as well. Kim, who was chronologically 43 at the time of the test, had a biological age of 34. This means her body was, you know, functioning nine years younger than her actual age. That's still a very commendable difference, showing that her body is also aging more slowly than the average person her age. It’s a good sign, really, for her overall health.

Then there’s Kris Jenner, the family matriarch, who was chronologically 68 when she took the test, and is now 69. Her biological age was measured at 62. This means Kris’s biological age was six years younger than her actual age. For someone in their late sixties, having a biological age in the early sixties is quite remarkable, you know? It suggests a good level of vitality and cellular health. All three of them, Kim, Kris, and Khloé, scored numbers that purportedly showed they were aging more slowly than the average person their age. It’s pretty clear they’re doing something right, at least on a biological level.

These results, you know, really underscore the idea that chronological age is just a number. What truly matters for health and longevity is how your body's internal systems are performing. Seeing these three women, all with different lifestyles and chronological ages, consistently show biological ages younger than their actual years, it’s quite a statement. It makes you wonder, you know, what they’re doing that contributes to these impressive outcomes. It’s not something you see every day, these kinds of results.

What Might Influence These Results?

So, you might be wondering, what could possibly explain these impressive biological ages for the Kardashians? It's a question that, you know, really gets people thinking. While Khloé mentioned her love for certain snacks like ice cream and cookies, which might make you think her biological age would be higher, there are many other factors that play into how well a body ages. It’s not just one thing, you see.

For one, lifestyle choices beyond diet can have a huge impact. Things like regular exercise, getting enough sleep, managing stress, and even your environment can affect your cellular health. The Kardashians, you know, have access to top-tier health and wellness resources, including personal trainers, chefs, and medical experts. This level of support could very well contribute to their impressive biological age results. It’s a pretty significant advantage, actually, to have those resources readily available.

Also, genetics play a part. Some people are just, you know, naturally predisposed to aging more slowly due to their genetic makeup. While lifestyle can influence how those genes are expressed, the underlying blueprint is still there. Then there’s the aspect of medical interventions and treatments. While the text doesn't specify any, it's fair to assume that individuals with their resources might pursue various treatments aimed at maintaining youth and vitality. It's a complex picture, really, with many pieces contributing to the overall outcome.

It’s also worth remembering that Kim Kardashian, Khloé Kardashian, and Kris Jenner, in a new episode of ‘The Kardashians’, sat down for dinner with billionaire biohacker Bryan Johnson to discuss Kim’s aspirations of living forever. This shows a clear interest in pushing the boundaries of longevity and health. Johnson, you know, has spent millions on his own biological age. This kind of dedication to optimizing health, even if it's not explicitly detailed in the provided text for the specific test results, certainly points to a broader commitment to wellness that could influence their biological age. It's a fascinating area, this pursuit of extended vitality.

Frequently Asked Questions About Biological Age

What is biological age?

Biological age, you know, is a measure of how old your body actually is at a cellular and molecular level, rather than just the number of years you've been alive. It looks at the health and condition of your tissues and organs. So, it's really about how well your body is aging, which can be different for everyone. It's connected with the natural processes of living things, like your cells and their overall health. It's quite a fascinating concept, really, when you think about it.

How did the Kardashians find out their biological age?

The Kardashians found out their biological age by undergoing medical tests, specifically a blood test. This test was conducted by a company called TruDiagnostic, and it was administered by Matthew Dawson, who is a genomics expert and the CEO of that company. They learned about their biological age by looking at cellular markers through this advanced testing. It was shown during an episode of their reality series, "The Kardashians," in July 2024. It was a pretty public way to get these kinds of results, you know?

What was Khloe Kardashian's biological age?

Khloé Kardashian's biological age was found to be 28. This was, you know, quite a surprising result because her actual chronological age at the time of the test was 40. So, her body was essentially functioning 12 years younger than her birth certificate would suggest. This result really shocked everyone, including Khloé herself, especially considering her earlier concerns about her eating habits. It's a pretty impressive number, actually, when you consider the difference.

It’s clear that the idea of biological age is gaining a lot of attention, especially when public figures like the Kardashians share their personal results. This whole area of health and aging, you know, is something many people are curious about. Understanding your own biological age can offer insights into your health and potentially guide choices for a more vibrant life. Learn more about health and wellness on our site, and link to this page here for more insights into cellular aging. For more detailed scientific information on epigenetics and biological age testing, you could also check out resources from reputable scientific organizations, like the National Institutes of Health, which is a good place to start.