Skin Conditioning

Sodium Chlorate

INCI: SODIUM CHLORATE

Reviewed by Emma · Last updated 14 Aug 2026

An oxidising agent used primarily in deodorant formulations

Best For Skin Types

All

Addresses

Odour

Usage Frequency

Daily

What Is Sodium Chlorate?

Sodium chlorate is an inorganic salt compound that functions as an oxidising agent in skincare formulations. It works by breaking down odour-causing compounds rather than masking them, making it a functional ingredient in deodorant products.

In cosmetics, it is used at controlled concentrations to support deodorant efficacy. The ingredient has a long history of use in industrial and agricultural applications, though its use in skincare is more specialised.

How It Works

Sodium chlorate functions as an oxidising agent, meaning it chemically breaks down compounds responsible for odour formation. Rather than creating a barrier or masking smell, it targets the source by neutralising volatile compounds produced by skin bacteria.

When applied to the skin, the ingredient works on the surface to reduce the substrates that bacteria use to create malodorous byproducts.

Clinical Evidence & References

Research on sodium chlorate in cosmetic applications is limited. Most published evidence relates to its use in food safety and industrial contexts rather than skincare. Available data suggests it is metabolised and excreted efficiently when absorbed systemically, though direct clinical studies on its deodorant efficacy in human subjects are not readily available in the public domain.

Safety monitoring has primarily focused on occupational and oral exposure rather than topical skincare use at the concentrations typically found in deodorants.

How to Use

Sodium chlorate is most effective in deodorant formulations where it can work on the skin surface. It performs best as part of a multi-component formula rather than as a standalone ingredient. Apply to clean, dry skin for optimal efficacy, and reapply as needed throughout the day depending on activity level and individual body chemistry.

Safety & Precautions

Sodium chlorate is generally well-tolerated in topical deodorant formulations at typical use concentrations. Individuals with known sensitivity to oxidising agents should patch test first.

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