Glow Guardian is redefining clean-air technology with a patented, all-natural candle shown in laboratory testing to reduce tested airborne viruses and bacteria by up to 99.99% in two hours. Silent, elegant, and free from motors, filters, apps, and synthetic fragrance, it brings powerful air-purifying performance into the warmth of an everyday candle.
LEAWOOD, Kan., Aug. 5, 2026 /PRNewswire-PRWeb/ -- Indoor air has become a growing focus of consumer technology, with much of the attention centered on viral and bacterial air purifiers equipped with sensors, apps, and automated controls. Glow Guardian approaches the same challenge from an entirely different direction: a candle, not a machine, supported by laboratory testing, designed to help reduce airborne particles and microbes.
Glow Guardian is introducing a new category of candles: functional yet aesthetic with a patented formula —all-natural soy, coconut, and beeswax with essential oils— designed to reduce airborne viruses and bacteria without anything to plug in, replace, or subscribe to.
The laboratory testing and results
Glow Guardian commissioned an extensive testing and development program conducted by Aerosol Research and Engineering Labs, under controlled conditions using standard FDA 510(k) and ASHRAE 241 testing protocols. Development began in 2023 and continued for approximately two years, culminating in the Glow Guardian candle patent being granted in November 2025.
Seven different airborne organisms were tested in a controlled, room-size chamber. Of these, four were bacteria, two gram positive and two gram negative. Three of the organisms were viruses, two RNA and one DNA. Tested viruses and bacteria showed an average of 95.7% net reduction after one hour and 99.68% net reduction after two hours. Across the tested organisms, this corresponds to a bioaerosol clean-air delivery rate of approximately 48 cubic feet per minute, which is comparable to standard air purifiers at medium speed.
A complete organism-by-organism breakdown of the laboratory results is included in the accompanying media attachment.
Glow Guardian was tested against seven aerosolized organisms: MS2, an influenza-like virus; Phi 6, a common cold-like virus; Phi X, a DNA virus; Staph, commonly found on skin and in hospitals; Klebsiella, associated with bloodstream infections and pneumonia; Listeria, linked to infection and meningitis; and Pseudomonas, a leading cause of pneumonia
"Net reduction" is a conservative measure that subtracts the natural decline observed in matched no-candle controls, isolating the additional reduction associated with the candle.
How Glow Guardian purifies the air
As the candle burns, airborne particles bind together, become heavier, and settle out of the air. Microbes that encounter silver in the formulation are inactivated, and essential oil vapors released into the air provide additional antimicrobial activity.
Why it fits the moment
The smart-home and wellness-tech categories are expanding quickly, but they ask consumers to buy hardware and manage filters, and unlike bulky electrical appliances, which become loud at higher speeds and degrade the space around them, Glow Guardian is silent and requires no power, while subtly increasing the attractiveness of whatever room it is in, both in atmosphere and aroma.
About Glow Guardian
Glow Guardian is a patented air-purifying candle made with a proprietary blend of waxes, botanicals, and pure silver. Designed to help reduce airborne viruses and bacteria, it brings cleaner-air technology into the home through the familiar warmth, fragrance, and ambiance of a beautifully crafted candle, held to a laboratory standard more often reserved for appliances.
That performance was achieved without compromising ingredient purity. Unlike many candles on the market today, Glow Guardian uses natural waxes and essential oils, with no artificial fragrances, toxic chemicals, or petroleum-derived ingredients. Nearly two years of development were required to create a candle that remained pure while also delivering measurable air-purifying performance.
Glow Guardian is the first functional candle—a new category that transforms a familiar home ritual into purposeful air care. By combining ambiance, natural ingredients, and laboratory-tested performance, it offers something entirely new: a candle designed not only to illuminate a room, but to improve it.
Important notes on scope
Laboratory results reflect performance under specific test conditions and may not predict outcomes in every real-world setting. Glow Guardian is intended to purify indoor air and is not a medical product. References to an FDA-approved test method apply to the testing protocol and do not imply FDA approval or endorsement of Glow Guardian.
Media Contact
Aubrey Van Lerberg, Glow Guardian, 1 9138506632, [email protected], https://www.glowguardian.com
SOURCE Glow Guardian
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