E343; Magnesium Phosphates(in 34 products)
Potential Risk Index®:
1. Acidity Regulator / Buffering Agent - Changes or maintains the acidity or basicity of food/cosmetics.
2. Anti-caking Agent - Prevents lumps from forming in food due to excess water. They usually function as a water repellent or by absorbing excess moisture.
3. Dietary / Nutritional Supplement - Vitamins, minerals, proteins, fatty acids or probiotics that improves nutritional intake
Magnesium phosphate is a general term for salts of magnesium and phosphate appearing in several forms: monomagnesium phosphate, dimagnesium phosphate; magnesium phosphate tribasic. amorphous magnesium phosphate. Various forms have been used as laxatives and antacids. As food additives (E number 343), they are used as an acidity regulator and anti-caking agent found in salt substitutes.
They are approved to use as food additives in EU and generally recognized as safe food substances in US.
1. PubChem: https://pubchem.ncbi.nlm.nih.gov/compound/123955
1. US FDA Food Additives Status List 
- Magnesium phosphate (di-, tri- basic)
2. EU Approved Food Additive 
3. Japan’s List of Designated Food Additives under Article 10 of the Food Sanitation Act
- Magnesium Monohydrogen Phosphate
4. US FDA Generally Recognized As Safe (GRAS) Food Substances (21 CFR 184)