30 Days Grounded Challenge

The EMF protection market is split into two extremes. Faraday-style shielding is real engineering but it disrupts your Wi-Fi and mobile signal. Stickers, pendants, and pyramid statues look the part but have no power source and no peer-reviewed research.

Blushield is neither. It is a powered, microprocessor-controlled device that produces a continuous, coherent, scalar field. It does not block any signals. Your Wi-Fi, your phone, your smart home all keep working. It runs quietly in the background, plugged into a wall socket or charging on USB-C.

This category of EMF protection is what's called active EMF technology. It works with the body rather than against the technology around it.

Compare active vs passive EMF protection →

Imagine standing in a crowded room where dozens of people are speaking at once. Your nervous system tries to track every signal. Then someone begins speaking clearly and calmly in a voice your brain can recognise. The noise does not disappear. But you have something coherent to orient to.

Blushield works in a similar way. The device generates a non-repeating scalar field built from mathematical patterns observed throughout the natural world, including the phi ratio and Schumann resonance frequencies. The body has a coherent reference within the background of modern wireless activity.

Plug it in. There are no settings to manage. The field passes through walls and supports the rooms around it.

How Blushield works in plain English →

Blushield technology has been evaluated in a peer-reviewed human pilot study, conducted in real residential environments.

The study reported associations between Blushield use and improvements in four objective markers measured in everyday homes:

• Heart rate variability: improved (P < .04)
• Sleep quality: deep sleep specifically improved (P < .04)
• Cognitive performance: improved across composite memory, cognitive flexibility, executive function, processing speed (P < .02)
• Blood glucose: decreased (P < .04).

Participants continued living in their normal homes and using everyday technology throughout.

These outcomes are unusual in the EMF protection category. Most products in the market have no peer-reviewed human research to point to.

Read the full pilot study walk-through →

In 1986, a 16 year old Mark Langdon was working in a New Zealand workshop alongside an engineer experimenting with electromagnetic fields. Langdon noticed he could detect subtle changes in the field that others could not feel. That observation became the question of his working life: if electromagnetic environments shape how the body functions, what happens as those environments become more complex?

In the mid 1990s, Langdon founded his first company, Bioshield. The technology showed promise but the world was not yet saturated with wireless infrastructure. He stepped back, started a family, and watched the environment around him change.

By 2010, Wi-Fi networks had spread globally. Mobile devices were universal. Wireless infrastructure was constant. Langdon founded Blushield to engineer a response.

Four years later, a refinement to the microprocessor algorithms moved the technology from simple pulsed signals to complex, multi-waveform patterns based on mathematical sequences observed throughout natural systems. A non-repeating coherent field. The body could not habituate to it.

Four series. Different frequency sets. Different fits. The 90 second quiz matches you to the right one.

Phi Series. Your starting point. Simple, plug in and go. Designed for low to moderate EMF environments. Phi 1 Portable, Phi 2 Plug-In, Phi 3 Hex Cube. From A$349.

Sensitive Series. For bodies that feel everything. Tuned to the slower brainwave frequencies. Recommended for households with EHS, neurodivergent members, or chronic illness. B1 Cube, Sensitive Portable. From A$799.

Ultimate Series. Everyday active EMF protection for connected, urban living. Alpha and Beta waveforms with enhanced modulation. Built for city apartments, busy offices, and multi-Wi-Fi households. C1 Cube, Ultimate Portable, W1 Watch. From A$349.

EVO Series. The most advanced active EMF protection Blushield makes. Quadruple-band scalar output across Alpha, Beta, and Gamma waveforms. For high to extreme EMF environments. EVO Cube, EVO Pyramid, EVO Portable. From A$949.

Take the 90 second quiz →

Browse the full range →

Authorised Blushield Partner since 2012. Proudly an authorised Blushield partner since 2012. All units are current generation with the latest firmware updates, provided direct from the manufacturer.

30 day money-back guarantee. Try Blushield in your home for 30 days. Give it at least two weeks to settle. If it isn't the right fit, return it for a full refund. Terms and conditions apply.

Free express shipping to AU & NZ. All orders are shipped via express post with signature on delivery for added peace of mind.

Local support you can rely on. Includes a 12-month warranty, plus phone and email support from the expert Earthing Oz team.

Bundle and save. Earthing Oz is the only place to buy Blushield alongside other quality wellness tools for better sleep, calmer nerves and a more balanced home environment.