FLATWORM EXTRACT is graded A (Safe) by Expert·ING, based on COSING regulatory data.
FLATWORM EXTRACT
Safety grade: A
This ingredient comes from flatworms and is used in skincare products for its potential to improve skin texture and appearance. It may help support skin elasticity and promote a smoother complexion. The extract is typically included in serums and moisturizers as part of anti-aging formulations.
Graded using: COSING.
Last verified: June 9, 2026