TETRAHYDRODIFERULOYLMETHANE is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.
TETRAHYDRODIFERULOYLMETHANE
Safety grade: A
This is a modified form of curcumin, the active compound found in turmeric root. It's been chemically altered to be more stable and effective at protecting skin from damage.
This antioxidant ingredient helps protect the skin from free radical damage and oxidative stress, which can lead to premature aging and skin damage.
Graded using: COSING, FDA.
Last verified: May 26, 2026
Other Antioxidant ingredients
- TOCOPHEROL — Grade A
- TOCOPHERYL ACETATE — Grade A
- BHT — Grade C**
- ASCORBYL PALMITATE — Grade A
- HYDROXYACETOPHENONE — Grade A
- PENTAERYTHRITYL TETRA-DI-T-BUTYL HYDROXYHYDROCINNAMATE — Grade A
- ASCORBIC ACID — Grade A
- CAMELLIA SINENSIS LEAF EXTRACT — Grade A