Ectoin – Extremolyte for Barrier Repair, Hydration & Sensitive Skin Protection | Cosmetic Peptide Supplier

Product name: Ectoin

serial No.: (S)-2-Methyl-1,4,5,6-tetrahydropyrimidine-4-carboxylic acid

CAS No.: 96702-03-3

HPLC: ≥98%


Ectoin is a natural extremolyte discovered in microorganisms living under extreme environmental conditions.

It helps protect cells and biomolecules from stress, dehydration, UV radiation, and pollution by forming a protective hydration shell.

In cosmetics, it is widely used in soothing, barrier-repair, anti-pollution, after-sun, and sensitive-skin formulations to improve resilience and long-term skin health.