R- ESCHERICHIA COLI THIOREDOXIN-1 HEPTAPEPTIDE-20 HEXAPEPTIDE-40 OLIGOPEPTIDE-113 SH-POLYPEPTIDE-70 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

R- ESCHERICHIA COLI THIOREDOXIN-1 HEPTAPEPTIDE-20 HEXAPEPTIDE-40 OLIGOPEPTIDE-113 SH-POLYPEPTIDE-70

E. Coli Thioredoxin Peptide Complex

Safety grade: A

This is a complex of small protein fragments (peptides) derived from a bacteria called E. coli. These peptide chains work together to help protect and support skin health by acting as antioxidants and reducing stress damage to skin cells.

This ingredient protects the skin by neutralizing harmful free radicals and reducing oxidative stress, helping to maintain skin integrity and prevent damage from environmental stressors.

Graded using: COSING.

Last verified: May 26, 2026