Magnesium Acetate
molecular structure · PubChem
AKA: 142-72-3, Magnesium diacetate, ACETIC ACID, MAGNESIUM SALT, Mg Acetate, Magnesium di(acetate), Acetic acid magnesium salt, Mg(II) acetate, Magnesium acetate anhydrous, Acetic acid, Magnesium salt (2:1)
Synthetic
Clean
Magnesium Acetate is the acetate salt form of magnesium. Magnesium is a divalent cation essential for a number of biochemical processes involved in nerve signaling, bone mineralization and muscle contractions. About 350 enzymes involved in glycolysis and the Krebs cycle, formation of cyclic-AMP and ATP, cellular signal transduction and protein and nucleic acid synthesis are dependent on magnesium.
Formula
C4H6MgO4
Mol. Weight
142.39
CAS #
142-72-3
Form
Powder
State
Liquid; Pellets or Large Crystals
Functions
Buffering
Anti-Inflammatory
Fights Acne
Antioxidant
Maintains optimal pH
Traditional Use
A salt form of magnesium developed for cosmetic and pharmaceutical use in the 20th century; used primarily as a preservative and antimicrobial agent in skincare formulations.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
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.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR