Likely Free
Salt of the Earth Natural Deodorant Spray
Salt of the Earth
Microplastic Status
The materials used in Salt of the Earth Natural Deodorant Spray (potassium alum, water, aloe vera, essential oils) are unlikely to shed microplastic particles, though this has not been independently verified. We classify products as "Likely Free" when materials are generally considered safe but comprehensive testing data is limited.
How we assess productsAbout This Product
Salt of the Earth deodorant uses mineral salt (potassium alum) as its active ingredient. The published ingredient list does not include synthetic polymers. Classified as likely free because some natural mineral deodorants may contain trace processing aids not fully disclosed.
Materials
- potassium alum
- water
- aloe vera
- essential oils
Where to Buy in the UK
Amazon £4-8
Buy on Amazon Buying Guide
Want to compare all microplastic-free personal care? Read our comprehensive guide.
Best Microplastic-Free Personal Care Products UK Added: 24 February 2026 | Last verified: 11 April 2026
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