Sodium Formate
AKA “Formic acid, sodium salt, Salachlor, sodium salt (1:1), Mravencan sodny, FORMIC ACID, NA SALT
Synthetic
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Ingredient Facts
Sodium formate
AKA: Formic acid, Sodium salt, Salachlor, Sodium salt (1:1), Mravencan sodny, FORMIC ACID, NA SALT
Synthetic · Preservative | Buffering | Antimicrobial | pH Regulator · EWG: 4
Plant-Derived
Preservative
Synthetic
Clean
A natural-origin preservative that keeps our formula fresh and effective, so your product stays safe to use from first application to last.
Solubility SLIGHTLY SOLUBLE IN ALCOHOL, INSOL IN ETHER
Formula
CHNaO2
Mol. Weight
68.01
CAS #
141-53-7
Form
Powder
Plant-Derived
Synthetic. Sodium formate is a salt derived from formic acid, the simplest carboxylic acid in the chemical family. It is synthesized through neutralization of formic acid with sodium hydroxide or sodium carbonate.
Function
Preservative | Buffering | Antimicrobial | pH Regulator
Benefits
Preserves Formula
Antioxidant Protection
Locks In Moisture
Prevents microbial growth
Traditional Use
Synthesized as a modern preservative and buffering agent in the 20th century. Used in cosmetics to maintain product stability and control pH without the traditional need for natural preservatives.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
EWG Score4
CIR Safety Findings
medical-approval, all-shades-safe, Not an Irritant
Concentration Guide
0.5%
0%1%
Reg. Limit
EU regulatory limit: 0.5%. Source: EU Cosmetics Regulation (EC) 1223/2009, Annex V (Preservatives), Entry 14.
Regulatory Status
USApermitted
EUpermitted
JAPANpermitted
CANADApermitted
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR