Prussian Blue

1% line markerAI-analyzed

INCI: FERRIC FERROCYANIDE

colorant

What it does

An inorganic pigment that provides a blue color, commonly used as a colorant in cosmetics. Also known as CI 77510.

Beneficial for

sensitivity

Safety summary

Generally considered safe for cosmetic use.

1% line marker

This ingredient is commonly used as a marker to identify where ingredients drop below 1% concentration on the label.

For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.