Calcium Benzoate
molecular structure · PubChem
AKA: 2090-05-3, Calcium dibenzoate, Benzoic acid, Calcium salt, BENZOCALOL, MONOCALCIUM BENZOATE, CALCIUM BENZOATE [FCC], INS NO.213
Synthetic
Preservative
Clean
Calcium dibenzoate
Effective at 5.0%
Formula
C14H10CaO4
Mol. Weight
282.30
CAS #
2090-05-3
Form
Powder
State
Dry Powder
Functions
Preservative
Keeps your product from growing bacteria, mold, or yeast. Without these, that jar of cream becomes a petri dish in about a week.
Anti-Inflammatory
Boosts Collagen
Antimicrobial
Prevents microbial growth
Traditional Use
A preservative developed in the late 19th century as a safer alternative to benzoic acid. First used industrially in food, then adopted by cosmetics manufacturers in the early 20th century to prevent microbial growth.
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not Phototoxic
ewg-1
medical-approval
pregnancy-nursing-safe
all-shades-safe
Concentration Guide
7e-05%
10.0%
0.5%
0%100%
Reported use
Reg. Limit
CIR reported use: 0.004-0.03 | 0.00007-10 | 0.008-0.5
Regulatory Agencies
Skin Types
●all-skin-types, gentle
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR