Ingredient · Updated

Sodium Phosphates

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What is Sodium Phosphates?

Sodium phosphates are a group of salts derived from phosphoric acid. These compounds are produced by neutralizing phosphoric acid with sodium hydroxide, resulting in different types of sodium phosphates such as monosodium phosphate, disodium phosphate, and trisodium phosphate.

Sodium phosphates are used in food processing primarily as emulsifiers, stabilizers, and leavening agents. They help maintain moisture, improve texture, and control pH levels in processed foods. The health evidence about sodium phosphates is mixed; while generally recognized as safe by regulatory bodies, high intake over time may contribute to kidney stress and impact calcium balance.

When you see sodium phosphates on a label, it indicates processed food or beverage products with potential functionality improvements, such as creamier textures or better moisture retention. However, people monitoring phosphate intake, such as those with kidney issues, should be cautious.

Commonly found in: processed meats, dairy products, baked goods, processed snacks, beverages

What to watch

  • High intake may stress kidney function.
  • Excessive consumption can disrupt calcium balance.

Benefits

  • Helps maintain product moisture and improve texture.
FDA

Sodium phosphates are generally recognized as safe (GRAS) by the FDA for use in food.

Research

Studies suggest possible health concerns with high intake, but more research is needed to draw firm conclusions.

Vegan

Sodium phosphates are synthetically produced and not derived from animal sources, making them suitable for vegan products.

Sources: Food Additive Status List

Scout's take

Phosphate additives in the pudding mix. Excess added phosphorus is linked to cardiovascular and kidney strain.

Found in 1 product

Where Sodium Phosphates shows up

Higher-scoring picks without Sodium Phosphates

Products from the same categories whose analyzed ingredient list does not include Sodium Phosphates, scoring 80 or above.

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