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Ingredient · INCI reference

Caprylhydroxamic Acid

Caprylhydroxamic acid is a gentle preservative booster and chelator that helps keep products fresh.

What it is

This ingredient helps protect formulas from microbial growth and binds trace metals, supporting the preservative system. Notably it works well at skin-friendly, near-neutral pH and is often paired with glycols as a milder preservative approach.

Safety & warnings

Generally well tolerated and chosen for gentler preservative systems.

Origin & sourcing

Synthetic compound derived from caprylic (octanoic) acid.

Questions everyone asks

What does caprylhydroxamic acid do?

It helps preserve the product and binds stray metals, supporting freshness and stability.

Is it a harsh preservative?

It is considered one of the gentler preservative-boosting ingredients.

Sources & references

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