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Firm Tofu

Image: Open Food Facts (CC BY-SA 3.0)

Common questions

Is Firm Tofu healthy?

Firm Tofu scores 82/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. Firm tofu is a minimally processed product made primarily from soybeans, which are a good source of plant-based protein and essential amino acids.

How processed is Firm Tofu?

Firm Tofu is NOVA Group 1: Unprocessed or Minimally Processed Foods.

Which ingredients drive Firm Tofu's score?

In Scout's ingredient-by-ingredient analysis, Soybeans counts in its favor. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Firm Tofu

San Sui
Bioengineered
82 Good

Analysis updated August 2026 · How Scout scores

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At a glance

Beneficial ingredients 1
Harmful ingredients 0
Owned by Nimble Holdings
Category Beans
Summary

Firm tofu is a minimally processed product made primarily from soybeans, which are a good source of plant-based protein and essential amino acids. The ingredient list is short and clean, containing only water, soybeans, and small amounts of calcium sulfate and magnesium chloride, which are used as coagulants. This simplicity and the absence of harmful additives contribute to its high score.

Key ingredients 4

Soybeans
Good

Soybeans are a good source of plant-based protein and contain essential amino acids. They are rich in isoflavones, which have been linked to various health benefits. Soybeans also provide fiber and healthy fats, contributing to heart health.

Risks

Some individuals may have allergies to soy, and excessive consumption may affect thyroid function.

Benefits

Rich in protein, fiber, and isoflavones, which may support heart health and provide antioxidant benefits.

See more about Soybeans →
Water
Neutral

Water is a neutral ingredient used as a base in many food products. It does not provide any significant nutritional benefits or risks. It is essential for hydration and acts as a solvent in food processing.

See more about Water →
Calcium Sulfate
Neutral

Calcium sulfate is used as a coagulant in tofu production, helping to solidify the product. It is generally recognized as safe and contributes calcium to the diet. It does not significantly impact the nutritional profile of tofu beyond its role in texture.

Benefits

Provides a source of calcium, which is essential for bone health.

See more about Calcium Sulfate →
Magnesium Chloride
Neutral

Magnesium chloride is another coagulant used in tofu production, aiding in the formation of the tofu block. It is safe for consumption and contributes magnesium to the diet. Its primary role is functional, with minimal impact on nutrition.

Benefits

Provides a source of magnesium, which is important for muscle and nerve function.

See more about Magnesium Chloride →

Processing

Group 1 · Minimally processed

Unprocessed or Minimally Processed Foods

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