Canonical INCI Monograph #4
LACTIC ACID
No MoCRA Allergen Alert
Fungal Acne Safe
Standard cosmetic ingredient registered in INCI catalog.
Regulatory / Clinical Alert
Sunburn Alert mandatory: AHA ingredients increase sun sensitivity.
LACTIC ACID is catalogued in INCIDB under the CosIng functional class of Skin-Conditioning Agent, registered under CAS number 50-21-5. Within the free INCIDB sample partition it is mapped to 3 indexed formulations spanning 2 product categories (Serum, Skincare), climbing to concentration rank #4 in Good Genes All-In-One Lactic Acid Treatment. Its comedogenic rating of 1.0/5.0 reflects a low pore-clogging profile.
CAS REGISTRY NUMBER
50-21-5
COSING PRIMARY FUNCTION
Skin-Conditioning Agent
COMEDOGENIC RATING
1.0 / 5.0
COMMON SYNONYM
Lactic Acid
Sample Commercial Formulations with LACTIC ACID
Verified concentration ranks from the free INCIDB sample partition. Full data mapping covers 19,645 commercial formulations.
Query LACTIC ACID via PyArrow Parquet
Filter sub-second high-performance columnar Parquet files across all 19,645 beauty formulations.
import pyarrow.parquet as pq
# Load normalized INCI ingredients dataset
ingredients = pq.read_table('ingredients.parquet').to_pandas()
# Locate exact compound ID and regulatory flags
target = ingredients[ingredients['inci_name'] == "LACTIC ACID"]
print(target[['ingredient_id', 'cas_number', 'is_common_allergen']])