Preservative ingredient
Caprylhydroxamic Acid
A hydroxamic acid preservative and chelator derived from caprylic acid that inhibits microbial growth by depriving bacteria and fungi of essential metal ions; popular in 'clean' and 'preservative-free' labelled formulas.
preservativechelator
Benefits
- ✓Broad-spectrum antimicrobial preservation via metal-ion chelation
- ✓Effective at low concentrations (≤0.3%)
- ✓Compatible with a wide pH range
Watch for
- ⚠Typically combined with glycols for full-spectrum preservation; less effective alone against all microorganism classes
