Last reviewed May 2026 · 1 min read
Is Sodium Phosphates (E339) vegan?
Also known as: Monosodium phosphate (MSP), Disodium phosphate (DSP), Trisodium phosphate (TSP), Sodium acid pyrophosphate (SAPP)
E-number: E339
Vegan
Suitable for a vegan diet.
Yes — Sodium phosphates are produced synthetically from phosphoric acid, which is derived from mineral phosphate rock, and sodium compounds.
01 · The basics
What is Sodium Phosphates (E339)?
A group of mineral salts used as leavening agents, emulsifiers, sequestrants, and pH regulators in a wide range of processed foods.
02 · The source
Where it comes from
Sodium phosphates are produced synthetically from phosphoric acid, which is derived from mineral phosphate rock, and sodium compounds. No animal products are involved in their manufacture.
Frequently asked
FAQ
Why is sodium phosphate used in vegan cheese?
In vegan cheese analogs, sodium phosphates act as emulsifying salts, helping to keep the fats and proteins blended smoothly. This prevents oil separation and contributes to the desired meltability and texture.
Are sodium phosphates healthy?
Sodium phosphates are generally recognized as safe (GRAS) by the FDA when consumed in the small amounts found in food. However, excessive intake of phosphates, primarily from a diet high in processed foods, is a concern for kidney health in some individuals.
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