OLIGOPEPTIDE-99 AMIDE is graded A (Safe) by Expert·ING, based on COSING regulatory data.
OLIGOPEPTIDE-99 AMIDE
Safety grade: A
This is a lab-created peptide (a short chain of amino acids) designed to protect and improve skin health. It works like a tiny messenger that helps keep skin looking clearer and healthier by fighting bacteria and damage.
This ingredient is used in skincare products to fight bacteria and oiliness, protect skin from environmental damage, and provide antioxidant benefits that help prevent premature aging.
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