Calcium phosphates
Calcium phosphates are not one single molecule; E341/INS 341 covers monocalcium phosphate, dicalcium phosphate, and tricalcium phosphate, while U.S. rules also list calcium phosphate as a GRAS multipurpose ingredient and nutrient source. They supply calcium and phosphate ions and are used for leavening, anticaking, texture, acidity control, and sometimes white coloring. Major reviews do not identify a strong genotoxicity, cancer, or developmental-toxicity signal at food-use levels. The practical safety issue is cumulative phosphorus exposure: phosphate salts add readily available phosphorus on top of natural dietary phosphorus, and EFSA set a group acceptable daily intake for phosphates while noting that some children/adolescents and regular supplement users may exceed it. The concern is more relevant for people with moderate or severe kidney impairment, who may have trouble clearing extra phosphorus. Reviewed regulations permit calcium phosphates with good-manufacturing-practice, food-category, or color-additive limits; no broad food ban was verified.
- Concern
- Limited
- Function
- Other
- Updated
- May 25, 2026
What this is
Calcium phosphates are not one single molecule; E341/INS 341 covers monocalcium phosphate, dicalcium phosphate, and tricalcium phosphate, while U.S. rules also list calcium phosphate as a GRAS multipurpose ingredient and nutrient source. They supply calcium and phosphate ions and are used for leavening, anticaking, texture, acidity control, and sometimes white coloring. Major reviews do not identify a strong genotoxicity, cancer, or developmental-toxicity signal at food-use levels. The practical safety issue is cumulative phosphorus exposure: phosphate salts add readily available phosphorus on top of natural dietary phosphorus, and EFSA set a group acceptable daily intake for phosphates while noting that some children/adolescents and regular supplement users may exceed it. The concern is more relevant for people with moderate or severe kidney impairment, who may have trouble clearing extra phosphorus. Reviewed regulations permit calcium phosphates with good-manufacturing-practice, food-category, or color-additive limits; no broad food ban was verified.
Safety Review
The critical endpoints experts review in safety assessments. This is not a prediction of harm.
Regulatory reviews generally treat calcium phosphates as low-toxicity salts that dissolve in the stomach to calcium and phosphate ions, not as a separate reactive toxicant. EFSA did not identify genotoxicity, carcinogenicity, or developmental-toxicity concerns, but it set a group acceptable daily intake for phosphates because total phosphorus intake from natural foods plus additives can be high; its intake guide does not apply to people with moderate to severe kidney impairment. NIH and kidney-focused reviews note that people with serious kidney disease can accumulate phosphorus, which can disturb bone/mineral balance and is linked to kidney and cardiovascular complications. For the general population, the concern is exposure-related and limited, not evidence of proven harm from calcium phosphate itself at ordinary food-use levels.
No safety review endpoints are listed for this ingredient yet.
Restaurant Usage
3 linked ingredient reports
State Policies
0 linked policies
No current state policy is listed for this ingredient in the policy tracker.
Federal Policies
0 linked policies
No direct federal policy is linked to this ingredient right now.
Sources
0 visible sources
Source population is still pending for this dossier. The page stays visible because the restaurant and policy context is still useful.