Magnesium Aspartate

AKA: Magnesium aspartate tetrahydrate, Aspartic acid, Magnesium salt, (+)-MAGNESIUM ASPARTATE TETRAHYDRATE, Magnesate(2-), Dihydrogen, Mag-a (mag 10mmol), Magnesiocard (mag 5mmol)
Synthetic
Skin Conditioner
Amino Acid
Clean
Magnesium dihydrogen di-L-aspartate
Formula
C8H20MgN2O12
Mol. Weight
360.56
CAS #
2068-80-6, 18962-61-3
Form
Powder
Functions
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 chelated amino acid form of magnesium developed for cosmetic and nutritional supplements; created to improve magnesium absorption and bioavailability based on modern understanding of mineral chelation.
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not Phototoxic
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
Dehydration
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper
⚖️Regulatory1 listing
🛡️Safety-assessed2 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR