Canonical INCI monograph
AZELAIC ACID
AZELAIC ACID is listed in the European Commission CosIng inventory under the functional categories Buffering, Fragrance, with CAS number 123-99-9 and EC number 204-669-1. CosIng also records it as Nonanedioic acid (chemical name). In the free INCIDB sample it appears on 1 product label, reaching position 4 on www.THEORDINARY.COM.
CAS REGISTRY NUMBER
123-99-9
EC NUMBER
204-669-1
COSING FUNCTIONS
Buffering, Fragrance
OTHER NAMES (COSING)
Nonanedioic acid (chemical name)
Sample products containing AZELAIC ACID
Label positions from the free INCIDB sample. A lower position means the ingredient is declared earlier, i.e. present in a higher proportion.
Query AZELAIC ACID in the full snapshot
import pyarrow.parquet as pq
ingredients = pq.read_table('ingredients.parquet').to_pandas()
target = ingredients[ingredients['inci_name'] == "AZELAIC ACID"]
print(target[['ingredient_id', 'functions', 'cas_number', 'is_common_allergen']])The complete snapshot covers 18,583 products. Coverage of each enrichment column is published, both per distinct name and weighted by label occurrence — see the coverage table.