CUCURBITURILS is graded A (Safe) by Expert·ING, based on COSING regulatory data.

CUCURBITURILS

Safety grade: A

This ingredient is a type of cage-like molecule that works as a delivery system in skincare products, helping to trap and release beneficial ingredients onto your skin over time. It's made through chemical synthesis rather than sourced from plants or animals, and helps improve how well other active ingredients work in formulas.

Graded using: COSING.

Last verified: June 9, 2026