You may have seen headlines about the EU ban on TPO (trimethylbenzoyl diphenylphosphine oxide) a once-common gel polish ingredient flagged for potential reproductive risks based on animal studies. Let’s break down what this means, and what it doesn’t.
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EU Update: As of September 1, 2025, the EU prohibits all cosmetic products containing TPO due to its classification as potentially toxic- even in low doses People.comThe Times.
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Our commitment to safety:
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CND Shellac ceased using TPO back in 2024, ahead of regulatory pressure Instagraminfo.insightcosmetics.com.
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OPI Gel has similarly moved toward TPO-free formulas like Intelli-Gel, and continues refining all lineups New York PostWomen's Health.
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What the science says: After curing, TPO is either locked into the gel matrix or transformed into inert compounds- making absorption through the nail plate negligible ProNailsTuesday in Love.
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Regulatory context: EU’s approach errs on the safest side, while current scientific assessments show that, under proper usage, the real-world risk is extremely low Oprah DailyNBC Chicago.
Bottom line: At Club Spa, we carefully select the brands we use, and both CND Shellac and OPI Gel meet the highest professional standards. These trusted companies are leaders in nail care science, with rigorous testing and strict adherence to regulatory guidelines in every market where their products are sold.
Cathy Hayes
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