Rucinol

1% line markerAI-analyzed

INCI: 4-BUTYLRESORCINOL

skin lighteningantioxidant

What it does

A synthetic derivative of resorcinol known for its potent skin lightening and depigmenting properties, often used to address hyperpigmentation.

Beneficial for

dark spotshyperpigmentationmelasmauneven toneagingsun damagedullness

May aggravate

sensitivity

Safety summary

Considered safe for topical use at recommended concentrations, but may cause irritation in sensitive individuals.

CAS Number

18979-61-8

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.