Gut Testing Kits

I’m drawn to things that are concrete, measurable, and well-defined. When encountering a problem, I want to dissect it, understand its root causes, and identify reliable solutions. So, when I heard about tests that delve into the mysteries of your gut microbiome and provide personalized health advice, I was intrigued.

For those unfamiliar, the gut microbiome is a bustling community of bacteria, viruses, fungi, and microorganisms residing in your digestive system. It plays a pivotal role in digestion, nutrient breakdown, blood sugar regulation, and the prevention of digestive disorders. Beyond that, it wields influence over your immune system, defending you against diseases, and even has a say in your mental well-being by producing mood-regulating neurotransmitters.

In my quest for insights, I chose four prominent companies—Biohm, Floré, Ombre, and Viome. Each sent a kit for me to collect a stool sample, promising tailored nutritional guidance and strategies for my specific health needs.

The plan was simple: take all the samples simultaneously, send them off together, and await a detailed report outlining the state of my gut and actionable steps for improvement. However, reality had a different script in mind. What arrived in my inbox wasn’t a treasure trove of insights; instead, it was an onslaught of marketing emails enticing me to buy a slew of unproven supplements that bore little relation to my test results.

One company, in particular, stood out for its audacity—less than two hours after completing their online survey, they bombarded me with a list of 12 supplements I supposedly needed urgently. They hadn’t even dispatched the test kit before they began peddling pricey pills and powders.

These companies are masters of hyperbole, making grandiose claims about the miraculous effects of their supplements. Yet, when we dug deeper, we found no evidence of clinical trials that examined the impact of these supplements on specific health conditions or outcomes.

When I consulted a doctor about the recommendations, she raised a crucial concern: some probiotic supplements, if taken indiscriminately, can disrupt your microbiome and lead to bacterial overgrowth. A good thing in excess can turn harmful, causing infections and triggering excessive immune responses, especially in those with weakened immune systems.

The crux of the issue lies in the fact that even in 2023, researchers haven’t definitively outlined what constitutes a healthy microbiome, nor have they unraveled the long-term effects of these supplements on gut health. Do they help? Maybe. Could they harm you? Possibly. The answers are elusive, leaving us ill-equipped to make informed recommendations.

In 2018, Digestive Diseases and Sciences published a report called Clinician Guide to Microbiome Testing. They concluded:

“...current microbiome tests, given the state of knowledge and technology, do not provide much value in clinical decisions. Considerable research remains to be carried out to make this objective a reality.”

Regrettably, as of November 2023, that statement remains pertinent. Consider at-home microbiome testing as a preliminary step in understanding your gut. Yet, refrain from using these tests as diagnostic tools for potential health issues and view their supplement recommendations as little more than marketing ploys.

Until these tests gain FDA approval and undergo rigorous double-blind clinical trials, they should remain nothing more than informational starting points.

So, what can you do to maintain a healthy gut microbiome? One of the most effective approaches is to adopt a diet rich in fiber and probiotics, which nourish the beneficial bacteria in your gut. Embrace fermented foods like yogurt, kefir, and kimchi, as they are natural sources of probiotics that can promote gut health. Moreover, judiciously use antibiotics only when necessary and manage stress levels to safeguard your microbiome.

The realm of gut microbiome research is a captivating and rapidly evolving field. While testing and understanding your gut can offer valuable insights, tread carefully and consult a healthcare professional before making significant dietary or lifestyle changes.

If you're interested in optimizing your overall health and wellness, paying attention to your gut health could be a piece of that puzzle. BUT, you should only do this through a registered dietitian or medical doctor and then only with the tests they're comfortable with using.

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Reference Link:

Clinician Guide to Microbiome Testing

Christopher Staley, Thomas Kaiser, Alexander Khoruts
Digestive Diseases and Sciences, Published 2018 Dec;63(12):3167-3177. doi: 10.1007/s10620-018-5299-6. Epub 2018 Sep 28.

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4/13/2023
Updated 11/9/2023