Magnesium Citrate
AKA “Trimagnesium dicitrate, 3344-18-1, Trimagnesium citrate, magnesium dicitrate, Citric acid, magnesium salt (2:3), 1, 2, 3-Propanetricarboxylic acid, 2-hydroxy-, RHO26O1T9V, CITRAMAG, NSC-83517”
Skin Conditioning
Ingredient Facts
Magnesium citrate
AKA: Trimagnesium dicitrate, 3344-18-1, Trimagnesium citrate, Magnesium dicitrate, Citric acid, Magnesium salt (2:3), 1, 2, 3-Propanetricarboxylic acid, 2-hydroxy-, RHO26O1T9V, CITRAMAG, NSC-83517
Skin Conditioning · Hair Conditioning · EWG: 1
Synthetic
Skin Conditioner
Hair Care
Chemical Exfoliant
Clean
1,2,3-Propanetricarboxylic acid, 2-hydroxy-, magnesium salt
Solubility Partially soluble in cold water
Formula
C12H10Mg3O14
Mol. Weight
451.12
CAS #
7779-25-1
Form
Powder
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A modern chelated form of magnesium developed to improve bioavailability; combines magnesium with citric acid (from traditional citrus ingredients) for enhanced absorption in skincare formulations.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Citric acid from Aspergillus niger: a comprehensive overv...
Bikash Chandra Behera
Critical reviews in microbiology, 2020
Citric acid from Aspergillus niger: a comprehensive overv...
Bikash Chandra Behera
Critical reviews in microbiology, 2020
Citric acid from Aspergillus niger: a comprehensive overv...
Bikash Chandra Behera
Critical reviews in microbiology, 2020
Citric acid from Aspergillus niger: a comprehensive overview.
Behera BC
Critical reviews in microbiology, 2020
Citric acid from Aspergillus niger: a comprehensive overview.
Behera BC
Critical reviews in microbiology, 2020
Citric acid from Aspergillus niger: a comprehensive overview.
Behera BC
Critical reviews in microbiology, 2020
Citric acid from Aspergillus niger: a comprehensive overview.
Behera BC
Critical reviews in microbiology, 2020
Citric acid from Aspergillus niger: a comprehensive overview.
Behera BC
Critical reviews in microbiology, 2020
Safety Assessment of Citric Acid, Inorganic Citrate Salts, and Alkyl Citrate Esters as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Citric Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
Magnesium Citrate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Citric Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Magnesium Citrate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Safety Assessment of Citric Acid, Inorganic Citrate Salts, and Alkyl Citrate Esters as Used in Cosmetics.
Fiume MM, Heldreth BA, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2014
Safety Assessment of Citric Acid, Inorganic Citrate Salts, and Alkyl Citrate Esters as Used in Cosmetics.
Fiume MM, Heldreth BA, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2014
Safety Assessment of Citric Acid, Inorganic Citrate Salts, and Alkyl Citrate Esters as Used in Cosmetics.
Fiume MM, Heldreth BA, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2014
Safety Assessment of Citric Acid, Inorganic Citrate Salts, and Alkyl Citrate Esters as Used in Cosmetics.
Fiume MM, Heldreth BA, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2014
A Case of Hailey-Hailey Disease Managed With Oral Magnesium Citrate and High-Dose Vitamin D(3).
Gu K, Silver S
Journal of cutaneous medicine and surgery, 2018
Citric acid
Health Canada
Health Canada Cosmetic Ingredient Hotlist
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR