OriginCalcium dihydrogen phosphate is a synthetic inorganic compound derived from phosphoric acid and calcium salts. It is produced through the direct reaction of phosphoric acid with calcium carbonate or calcium hydroxide.
Phosphoric acid, calcium salt (2:1)
Solubility Solubility: Cold water 1.8 g/100 cc @ 30 °C; decomposes in hot water. /Calcium phosphate monobasic monohydrate/
Formula
CaH4O8P2
Mol. Weight
234.05
CAS #
7758-23-8
Form
Powder
State
NKRA; Dry Powder, Pellets or Large Crystals; Pellets or Large Crystals; Dry Powder
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Buffering
Anti-Inflammatory
Boosts Collagen
Antimicrobial
Maintains optimal pH
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
1 study / 1 not irritating (CIR 710)
Not an Eye Irritant
2 studies / 2 not irritating (CIR 710)
Concentration Guide
CIR's newest survey reports no concentration of use.
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