Emulsifiers & thickeners · Food additive

Magnesium phosphates (E343)

Updated October 2, 2026

Magnesium phosphates (E343) is a food additive in the “emulsifiers & thickeners” group. It appears in 625 products in our database, 518 of them sold in the US.

Quick facts

Also known as
E343
E-number
E343
Function
Emulsifiers & thickeners
Found in
625 products (518 sold in the US)

Foods that commonly contain Magnesium phosphates

Beverages 1% · 252
Protein shakes 4% · 44
Plant-based beverages 0% · 22
Yogurts 0% · 16
Meal replacements 4% · 16
Dietary supplements 0% · 15
Bodybuilding supplements 1% · 11
Infant formulas 5% · 10

Share of published products in each category whose ingredient list includes Magnesium phosphates.

Popular products with Magnesium phosphates

Premier Protein NOVA 4
Premier Protein
Premier Protein
49 kcal
0.9 Fat g
0.3 Sugar g
0.1 Salt g
per 100 ml · 9.2 g protein
Palm oil free 1 allergen
Protein Shake NOVA 4
Protein Shake
MUSCLE MILK · 14oz
210 kcal
2.5 Fat g
1 Sugar g
0 Salt g
per 100 g · 40 g protein
Palm oil free 1 allergen
Protein Shake NOVA 4
Protein Shake
MUSCLE MILK · 14oz
41 kcal
1.2 Fat g
0 Sugar g
0.7 Salt g
per 100 g · 6 g protein
1 allergen
Chocolate Peanut Butter Protein Shake NOVA 4
Chocolate Peanut Butter Protein Shake
Premier Protein · 325 ml
49 kcal
0.9 Fat g
0.3 Sugar g
0 Salt g
per 100 g · 9.2 g protein
2 allergens
Protein Shake NOVA 4
Protein Shake
MUSCLE MILK
49 kcal
1.4 Fat g
0 Sugar g
0.2 Salt g
per 100 ml · 7.6 g protein
Palm oil free 1 allergen
Kids protein NOVA 4
Kids protein
Orgain
76 kcal
3 Fat g
3.8 Sugar g
0.1 Salt g
per 100 ml · 3.4 g protein
Palm oil free 1 allergen
Pure Protein Complete Protein Shake Vanilla Milkshake NOVA 4
Pure Protein Complete Protein Shake Vanilla Milkshake
Pure Protein
43 kcal
0.5 Fat g
— Sugar
0.2 Salt g
per 100 g · 9.2 g protein
Palm oil free 3 allergens
Protein Shake NOVA 4
Protein Shake
MUSCLE MILK
170 kcal
2 Fat g
1 Sugar g
0.5 Salt g
per 100 g · 32 g protein
Palm oil free 1 allergen
Protein Shake NOVA 4
Protein Shake
Six Star · 1 shake
49 kcal
0.9 Fat g
0.3 Sugar g
0.2 Salt g
per 100 g · 9.2 g protein
Palm oil free 1 allergen
0687910005839 c NOVA 4
0687910005839
Unknown brand
0 kcal
0 Fat g
0 Sugar g
0 Salt g
per 100 ml · 0 g protein
Palm oil free

Magnesium phosphates-free alternatives

Popular products from the same categories that don't list Magnesium phosphates and score Nutri-Score A–C.

Puna Coconut Pineapple c NOVA 4
Puna Coconut Pineapple
Bai
2 kcal
0 Fat g
0.2 Sugar g
0 Salt g
per 100 ml · 0 g protein
Palm oil free
Dragon Fruit Drink c NOVA 4
Dragon Fruit Drink
Sambazon
21 kcal
0 Fat g
3 Sugar g
0 Salt g
per 100 g · 0 g protein
Palm oil freeVegan
Sparking Ice - Fruit Punch Sparkling Water c NOVA 4
Sparking Ice - Fruit Punch Sparkling Water
Sparkling Ice
5 kcal
0 Fat g
— Sugar
0 Salt g
per 100 g · 0 g protein
Palm oil free
Costa Rica Clementine c NOVA 4
Costa Rica Clementine
Bai
2 kcal
0 Fat g
0.2 Sugar g
0.1 Salt g
per 100 ml · 0 g protein
Beverages
Brasilia blueberry antioxidant beverage, brasilia blueberry c NOVA 4
Brasilia blueberry antioxidant beverage, brasilia blueberry
Bai
2 kcal
0 Fat g
0.4 Sugar g
0 Salt g
per 100 ml · 0 g protein
Palm oil free

How to spot Magnesium phosphates on a label

Look for any of these names in the ingredient list:

Magnesium phosphatesE343

Related additives

Lecithin · E322Xanthan gum · E415Mono- and diglycerides · E471Guar gum · E412Pectin · E440Carrageenan · E407 All emulsifiers & thickeners

Frequently asked questions

What foods contain Magnesium phosphates?

In our database, Magnesium phosphates most often appears in beverages, protein shakes, plant-based beverages and yogurts.

How many products contain Magnesium phosphates?

625 published products on Foodmetria list Magnesium phosphates, including 518 sold in the United States. Counts come from ingredient lists in Open Food Facts and update daily.

Product data: Open Food Facts (ODbL), updated daily. Additive information is for general education and is not medical advice. Always check the package label. Our methodology.