pH adjusters
Citric acid
It helps place a formula inside the operating window needed by preservatives, surfactants, polymers, colorants, and skin-feel goals.
- INCI
- CITRIC ACID
- CAS
- 77-92-9
- Also known as
- 2-hydroxypropane-1,2,3-tricarboxylic acid · citric acid
- Function
- pH adjusters
Ingredient answer
What is Citric acid?
Citric acid is a water-soluble organic acid used mainly to lower and buffer cosmetic pH, with secondary chelation support.
Formulation behavior
How it works inside a formula
Add from a controlled dilution, account for buffering, and verify pH after full batch equilibration, temperature change, and stability storage.
Where it appears
Common product contexts
- gels
- cleansers
- emulsions and acid systems
Practical caution
What to keep in view
Add gradually from a controlled dilution and verify final pH after the batch has equilibrated.
Take the ingredient into a working formula.
Keep supplier details, percentages, compliance checks, and batch records inside your private Formuley workspace.