Glossary · Formulation
What Is Chelating Agent?
A chelating agent is an ingredient that binds metal ions in a formula, preventing them from catalysing oxidation, weakening a preservative or causing discolouration. EDTA and its salts are the best-known examples, and they are typically used at very low percentages alongside a preservative system.
Why it matters when you source
Chelators are invisible in the marketing story and decisive for shelf life, especially in formulas containing plant extracts or packed near metal components. When a formula discolours over time, this is one of the first things a formulator reviews.
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