murphyCalcium Salicylate
AKA: Calcium disalicylate, 824-35-1, Benzoic acid, Calcium salt (2:1)
Synthetic
Preservative
Not Clean
OriginDerived from salicylic acid and calcium compounds through chemical synthesis. Produced by reacting salicylic acid with calcium hydroxide or calcium carbonate under controlled conditions.
The Panel concluded that the following ingredients are safe in cosmetics in the present practices of use and concentration described in the safety assessment, when formulated to be non-irritating and non-sensitizing, which may be based on a quantitative risk assessment (QRA)...Calcium Salicylate...
Formula
C14H10CaO6
Mol. Weight
314.30
CAS #
824-35-1
Form
Powder
State
White crystalline solid; [Chem Service MSDS]
Skin Types
●all-skin-types
Best For
Acne
Pregnancy & Breastfeeding Safe
Caution
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.
Preserves Formula
Fights Bacteria
Reduces Inflammation
Prevents microbial growth
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.
EWG
4
CIR
Safe as used
Pregnancy
Caution
Concentration Guide
0%50%100%
Reg. limit 0.5%
CIR lists it as not reported to be in use.
CIR · report published 2025
EU regulatory limit: 0.5%. Not to be used for children under 3 years of age (2) Source: EU Cosmetics Regulation (EC) 1223/2009, Annex V (Preservatives), Entry 3.
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR