Dr. Karan on a new era of gut health science

Gut health expert Dr. Karan Rajan shares how emerging science is reshaping our understanding of the body and why everyday patterns may hold some of the most important health insights.

Doctor and
Health Educator

Trusted medical voice reaching millions worldwide

Advocate for preventative, data-informed healthcare

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Throne Gut Health and Hydration Sensor

The smart toilet-mounted sensor for gut health insights, every day.

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Recognized by leading health and technology publications

Dr. Karan Rajan

Doctor, Author and Host of Dr. Karan Explores
Known for translating complex medical science into practical, everyday health understanding, Dr. Karan joins Throne as Chief of Science to help ensure every insight is grounded in evidence, not guesswork.

Why Your Bowel Movements Are a Daily Health Signal

Your gut changes constantly, before the obvious signals appear.
"World’s first hands-free smart toilet platform that turns your everyday bathroom habits into real actionable health insights”
– Dr. Karan
The Microbiome
in Motion
Your gut microbiome is a living ecosystem made up of trillions of microorganisms. Daily bowel movements provide one of the most consistent outward reflections of how this internal system is functioning and adapting.
Stool Consistency
Matters
Stool form and regularity are clinically recognized indicators of digestive health. Variations in consistency can signal changes in hydration, fiber intake, microbial balance, or gut transit time.
Signals of Inflammation & Irregularity
Persistent changes — such as increased urgency, irregular frequency, or unusual consistency — may reflect digestive stress or low-grade inflammation within the gut.
Diet, Stress & Daily Patterns
What you eat, how you sleep, and how you manage stress all influence bowel behavior. The gut responds quickly to lifestyle changes, making patterns more meaningful than single events.
Patterns Over
Moments
One isolated data point means little. Health insights emerge when changes are observed over time — revealing trends that are otherwise easy to miss.

Why Memory Isn’t Enough

Patients inaccurately

recall bowel patterns
People often misremember frequency, timing, and stool consistency. What feels “normal” can shift gradually without being noticed.
Subjective tracking is unreliable
Manual tracking depends on interpretation and consistency. Small variations are easily overlooked or forgotten over time.
Objective, consistent data improves
medical conversations
Clear, consistent records can help make conversations with healthcare providers more focused and efficient.
Longitudinal tracking matters
Single moments rarely tell the full story. Patterns over weeks and months reveal trends that short-term recall cannot.

Gut Health Awareness

From dietary fiber to microbiome balance, small daily patterns shape how your gut functions over time

Stool Consistency

Dietary fiber plays a key role in stool form and digestive regularity. Consistent intake supports balanced bowel patterns over time.

Prebiotics & the Diet

Prebiotics nourish beneficial gut bacteria, helping maintain microbiome balance and digestive resilience.

How Daily Patterns Shift Over Time

Changes in stool form, frequency, or hydration levels may reflect shifts in daily habits, diet, or stress.

Proactive vs Reactive Awareness

Understanding trends early can help guide lifestyle choices before discomfort disrupts your routine.
Throne Gut Health Sensor in a naturally lit bathroom with hinoki wood paneling

Throne Gut Health and Hydration Sensor

The smart toilet-mounted sensor for gut health insights, every day.

Shop Now
HSA/FSA Eligible
Free Shipping
30 Day Money Back Guarantee

How Throne Fits Into Your Day

Throne passively tracks stool and urine patterns to reveal meaningful gut and health insights — without changing your routine.

Gut Health
Bathroom Habits
Urinary Function
Data Privacy
Gut Health
Every visit becomes data. Over time, Throne identifies changes in digestion, hydration, and consistency to help you understand what’s normal for your body.
Know your normal
one day at a time
"Throne is already helping me stay more aware, consistent, and confident in how I care for myself."
– Mark D.
Throne beta member
Bathroom Habits
Understand your body's natural rhythms. Gain insights that help you optimize daily comfort and health.
Less time, 

less tension
"Your invention could've saved me so much time and energy, and I know it’s going to help so many others. I've been telling everyone I know!"
– Renika W.
Throne beta member
URINARY FUNCTION
An effortless window to promote kidney health and notice shifts in bladder or prostate function
Know your flow
from start to finish
"Seeing my urinary trends over time gave me a clearer picture of my health.”
– Michael L.
Throne beta member
what the sensor actually sees
The optical sensor faces downward into the bowl. It is physically incapable of recording the person using the toilet.
Throne activates only for known Throne members through Bluetooth pairing or personal button press. If a guest uses your toilet, the device stays completely inactive.
Active only
when it
should be
“Throne gives me useful information without ever feeling invasive, and that peace of mind is what makes me comfortable using it every day.”
– Jordan M.
Throne beta member
Throne Gut Health Sensor in a naturally lit bathroom with hinoki wood paneling

Throne Gut Health and Hydration Sensor

The smart toilet-mounted sensor for gut health insights, every day.

Shop Now
HSA/FSA Eligible
Free Shipping
30 Day Money Back Guarantee
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