PHOSPHATE BUFFERED SALINE is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.

PHOSPHATE BUFFERED SALINE

Phosphate Buffered Saline (PBS)

Safety grade: A

Phosphate Buffered Saline is a sterile salt solution that mimics the natural fluid environment of cells in the body. It's commonly used in skincare and cosmetics to maintain the right pH balance and keep active ingredients dissolved.

This ingredient acts as a solvent that dissolves and stabilizes other cosmetic ingredients while maintaining a neutral pH environment, helping preserve product stability and efficacy.

Graded using: COSING, FDA.

Last verified: May 26, 2026