Can I use Methylparaben with Tetrasodium Etidronate?
Works well together
Methylparaben and Tetrasodium Etidronate are generally compatible and can be layered in the same routine. As always, introduce one new active at a time and watch how your skin responds.
MethylparabenPreservative
- ✓Broad-spectrum antimicrobial preservation at low concentrations
- ⚠Weak estrogenic activity; subject to ongoing regulatory scrutiny
- ⚠EU SCCS and CIR have deemed safe at ≤0.4% (as acid); avoid in products for infant nappy area
- ⚠Rare skin sensitization possible
- ✓Chelates heavy metals — prevents oxidative degradation of formulas
- ✓Enhances preservative system efficacy
