Uranium and Thorium water
Table of Contents

How It All Started

In 2021, I got a call from a customer named Lehi, and what she told me sounded completely illogical at first. She said that for two years now, every time she takes a shower, her body gets covered in a red, irritating rash. Not just mild discomfort – a rash that forces her to stay home for at least half an hour after every shower, until it calms down a bit.

Two whole years she’s been going through this. Imagine – you can’t shower in the morning and just leave the house. Every shower means planning for another half hour of “recovery time.” It’s something that changes your entire daily routine.

And the most frustrating part? Lehi did everything. She went to doctors, underwent tests, tried medications – no one could diagnose the condition. Not a single doctor knew what it was, not a single medication helped, and not a single test showed anything abnormal. She just kept suffering without any answers.

The Decision to Seek Answers Abroad

After two years of frustration and helplessness with the local medical system, Lehi decided to do something drastic. She reached out to a laboratory in Germany – an advanced lab that specializes in complex testing. She told herself that if no one here in Israel could find the problem, maybe somewhere else they could help.

The German laboratory took it seriously. They did comprehensive physical tests on her, and the results were shocking: they found elevated levels of radioactive materials in her body – uranium and thorium. Yes, you’re reading that right. Radioactive materials in her body.

Yes, you’re reading that right. Radioactive materials in her body.

To be absolutely certain, the German lab performed an additional cross-check using ICP-MS (Inductively Coupled Plasma Mass Spectrometry) — one of the world’s most accurate methods for detecting trace elements.

The results confirmed the presence of uranium and thorium at concentrations far above the normal environmental background levels. In simple terms, this meant the contamination was not accidental — it was ongoing exposure.

Below is the official excerpt from the laboratory’s findings:
“Elevated levels of uranium (U) and thorium (Th) detected in blood and hair samples, exceeding safe reference values. Further investigation of environmental exposure recommended.”

For those interested in the scientific documentation, you can view the original laboratory report confirming uranium and thorium presence (PDF).



The Surprising Discovery – It Wasn’t Just Her

The moment I solved Lehi’s problem, I started thinking – if this happened to her, maybe there are more people with the same problem who just don’t know what’s causing it?

So we added a question to our conversations with customers: “Do you happen to have a red rash that appears after showering and lasts about half an hour?”

And you know what? Many customers started coming forward with exactly the same problem. People who had lived with this for years, thought it was allergies, or sensitive skin, or who knows what – and no one connected it to the water. Each one of them got the same solution, and suddenly they could shower without waiting half an hour afterwards.

Even the husband of our office manager – turned out he had the same problem. It was right under our noses and we didn’t know.

Why I Do This

Look, obviously this is my livelihood. But what gives me the energy to continue isn’t the money – it’s the joy of helping others. Especially when it’s something that no one else in the world knows how to do.

When I think about Lehi who was stuck at home half an hour after every shower for two years, and about all the other people who had the same problem – it gives me real satisfaction to know that I have a solution that works.

This is my first story from the field. I have more like these – because it turns out that water isn’t just simple H2O. There are all kinds of things in there that you don’t expect to find, and when you know how to look for them and treat dangerous contaminants , you can change people’s lives.

The water we consume isn’t only for quenching thirst – every drop that touches our skin or enters our body through steam and inhalation affects us in profound ways. Our skin, the body’s largest organ, absorbs particles and minerals during a shower, while the vapors we breathe influence our respiratory, immune, and circulatory systems. That’s why the quality of the water we drink, breathe, and absorb is just as important as the air we inhale. Beyond its vital role, water holds an extraordinary healing potential – it restores balance, nourishes, and supports the body’s natural processes of renewal and wellbeing.

But that just raised an even bigger question – where did it come from? How does someone in Israel get exposed to uranium and thorium at such levels?

The Hunt for the Source

The German laboratory didn’t stop at the diagnosis. They asked Lehi to send them samples of everything she comes into contact with daily: samples from the food she eats, the clothes she wears, and the water she drinks.

Following comprehensive testing of both Lehi’s body and her environment, they found abnormal levels of vanadium, uranium, lead, and manganese. After analyzing all the samples, they identified the source: the water.

Her water contained radioactive materials – uranium and thorium. Exactly the same materials they found in her body.

While this might sound shocking, radioactive materials in drinking water are more common than most people realize. According to the EPA, natural radionuclides, including uranium and thorium, can be found in public drinking water systems, particularly in areas with certain geological conditions.

Think about it – she was drinking this water, cooking with it, and worst of all – showering in it. Every day, sometimes twice a day, she was being exposed to radioactive materials through the shower. The water that was supposed to clean her was actually poisoning her slowly.

A Crazy Development Marathon

When Lehi came to me with this information, I knew I had to find a solution. This wasn’t just another technical challenge – this was a person suffering, two years without answers, and now finally there’s a source for the problem but no one knows how to treat it.

I took up the challenge. What happened next was an absolutely crazy development marathon. Days and nights of research, experiments, failures, more experiments. Uranium and thorium aren’t something that regular water treatment knows how to reduce. You need something specific, something that knows how to capture these radioactive materials and reduce their levels in.

And within a relatively short period of time – and I still can’t believe it worked so fast – I found a process. A process that I can even call “simple and bizarre” at the same time, that effectively addresses this phenomenon. It worked. The water came out with significantly reduced levels of uranium and thorium.

Independent Lab Results – Before and After Filtration

Tests by Keystone Labs (Iowa) confirmed the results:

Before filtration: Uranium detected – 0.003 ppm.

After filtration: Uranium not detected (below 0.001 ppm).

The system effectively reduced radioactive contaminants to undetectable levels.

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This article is for informational purposes only and is not medical advice. TipaTech products are designed to support water quality, not to diagnose, treat, cure, or prevent any disease. Product performance varies based on source water, usage, and professional installation. TipaTech disclaims any liability arising from reliance on this content.

About the Author

Baruch Ziser

Founder & Senior Scientific Consultant | Inventor of the TipaTech Filtration Systems

Baruch Ziser is a leading expert in water technology with fifty years of experience. As the inventor of TipaTech filters and a senior scientist at the Technion’s INOVATEC program, he has developed advanced water systems that reduce impurities while retaining and adding the necessary minerals for optimal body function. His innovations are recognized globally for improving drinking water quality in homes and agriculture.

The TipaTech Water Filtration Systems have been Tested and Certified by IAPMO

& Compliance to NSF/ANSI/CAN standards

NSF/ANSI/CAN Standards | IAPMO, R&T, UPC and the Standards Council of Canada

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DID YOU KNOW?  ·  DRINKING WATER CONTAMINANTS

Uranium and Thorium in Water: Lehi’s Story and Lab Results

She had a rash after every shower. The diagnosis: radioactive materials in her water. No one could help, until we developed a unique solution.

By Baruch Ziser Updated July 14, 2026 6 min read
Uranium and Thorium in Water: Lehi’s Story and Lab Results
TOPICDrinking Water Contaminants
READING TIME6 minutes
FIRST PUBLISHEDNovember 5, 2025

In 2021, I received a call from a customer named Lehi. For roughly two years, she said that showering was followed by a red, irritating rash that sometimes kept her at home until it settled. She had already sought medical advice and undergone testing, but she still did not have a clear explanation.

This article tells her story as it was reported to me and presents the documents connected with the case. It is not a medical diagnosis, and it does not prove that every rash after showering is caused by water. Skin symptoms can have many causes. Anyone with persistent or severe symptoms should speak with a qualified clinician.

How It All Started

Lehi’s main clue was consistency: the reaction appeared after showering. That did not establish the cause, but it justified looking beyond soap, cosmetics, and medication and examining the water and other environmental exposures.

She contacted a laboratory in Germany that evaluated biological and environmental samples. According to the report she supplied, uranium and thorium were detected in biological samples, together with other elements that required further investigation. The report should be read in full, including its units, reference ranges, sampling method, and limitations. A result from hair or blood cannot by itself identify the source of exposure.

View the laboratory report supplied for this case (PDF).

How Uranium and Thorium Can Reach Water

Uranium and thorium occur naturally in rock and soil. Depending on local geology and water chemistry, radionuclides can enter groundwater. Uranium is regulated in U.S. public drinking-water systems, while private well owners are generally responsible for testing their own water.

The U.S. Environmental Protection Agency explains that natural radionuclides can occur in drinking-water sources. Their presence cannot be determined by taste, odor, color, or a general TDS meter. A certified laboratory test is required.

The Hunt for the Source

Lehi submitted samples from her environment, including water. According to the material provided to us, the investigation identified uranium in the water and prompted a treatment trial. That sequence is important: first test, then identify the treatment goal, and finally verify the result with a before-and-after laboratory comparison.

It would be inaccurate to say that the water result alone proved the cause of the rash or that showering was “poisoning” her. The case showed a correlation that deserved attention. Establishing medical causation requires clinical evaluation and evidence beyond a water test.

Independent Lab Results – Before and After Filtration

Keystone Laboratories in Iowa tested samples connected with the treatment trial:

  • Before treatment: uranium reported at 0.003 ppm.
  • After treatment: uranium reported as not detected, with a reporting limit below 0.001 ppm.

These results support uranium reduction for the specific samples, conditions, and system configuration tested. “Not detected” does not mean that the concentration was absolutely zero; it means it was below the laboratory’s stated reporting limit. The result should not be generalized to thorium, every radionuclide, every installation, or every water chemistry without equivalent test data.

The original before-and-after documents remain part of the page so readers can examine the reports directly.

What Homeowners Should Do

  1. Identify the source. Public-water customers can review the utility’s annual report. Private well users should follow local testing guidance.
  2. Use an accredited laboratory. Request the relevant radionuclide panel rather than relying on a general water-quality test.
  3. Choose treatment for the measured contaminant. A micron rating by itself does not prove reduction of dissolved uranium or thorium.
  4. Verify performance. Collect follow-up samples after installation and at the maintenance intervals recommended for the system.
  5. Keep health and water conclusions separate. Water testing can document exposure conditions; a clinician evaluates symptoms and medical causation.

Why This Case Matters

Lehi’s story is valuable because it demonstrates a disciplined process: listen to the pattern, test the environment, avoid assumptions, and verify the treatment result. It is not evidence that every unexplained skin reaction comes from radionuclides, nor that one system solves every water problem.

For related information, read about radon in water and well-water contaminants.

Medical and technical note: this article is informational. Treatment selection should be based on accredited laboratory results, the exact system configuration, and qualified professional advice.

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Baruch Ziser

ABOUT THE AUTHOR

Baruch Ziser

Founder & Senior Scientific Consultant | Inventor of the TipaTech Filtration Systems

Baruch Ziser is a leading expert in water technology with fifty years of experience. As the inventor of TipaTech filters and a senior scientist at the Technion’s INOVATEC program, he has developed advanced water systems that reduce impurities while retaining and adding the necessary minerals for optimal body function. His innovations are recognized globally for improving drinking water quality in homes and agriculture.

The TipaTech Water Filtration Systems have been Tested and Certified by IAPMO

& Compliance to NSF/ANSI/CAN standards

NSF/ANSI/CAN Standards | IAPMO, R&T, UPC and the Standards Council of Canada

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