PORPHYRIDIUM CRUENTUM CULTURE CONDITIONED MEDIA is graded A (Safe) by Expert·ING, based on COSING regulatory data.
PORPHYRIDIUM CRUENTUM CULTURE CONDITIONED MEDIA
Red Algae Extract
Safety grade: A
This ingredient is a liquid extract made from a type of red algae called Porphyridium cruentum. The algae is grown in controlled conditions and the nutrient-rich liquid it produces is collected for use in skincare products.
It protects the skin from damage caused by free radicals and environmental stressors, helping to prevent premature aging and keep skin looking healthy.
Graded using: COSING.
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