murphyMagnesium Phosphate
AKA: Phosphoric acid, Magnesium salt, 10043-83-1, Newberyte, Trimagnesium orthophosphate
Synthetic
Not Clean
OriginMagnesium Phosphate is synthesized from magnesium salts and phosphoric acid or phosphate compounds through chemical combination. The compound is produced by reacting magnesium oxide or magnesium chloride with phosphoric acid in controlled aqueous conditions.
Phosphoric acid, magnesium salt
Solubility INSOL IN COLD OR HOT WATER; INSOL IN LIQUID AMMONIA; SOL IN AMMONIUM SALT SOLN
Formula
Mg3O8P2
Mol. Weight
262.86
CAS #
10043-83-1
Form
Powder
State
NKRA
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Light Stabilizer
Shields from UV damage
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Skin Irritant
3 studies / 3 not irritating (CIR 710)
Eye Irritant in Testing
1 study / 1 irritating / reactions slight (CIR 710)
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2021
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR