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Protein

Firm tofu

Nutrition facts

Serving: 1/2 cup (125 g)

NutrientPer serving% DV
Calories180 kcal
Protein21.6 g
Carbs3.5 g
Fibre2.9 g10 %
Fat10.9 g15 %
Saturated fat1.6 g8 %
Sodium18 mg1 %
Calcium854 mg66 %
Manganese1 mg64 %
Copper0 mg52 %
Selenium22 µg40 %

Values per serving, calculated from the USDA FoodData Central (SR Legacy).

What the label does not say

  • The calcium in tofu depends on the coagulant used: prepared with calcium sulfate, as in this table, it contains much more than tofu made with magnesium chloride (nigari); the ingredient list states which one was used.
  • The firmer the tofu, the less water it holds, and the more concentrated its protein and minerals are per 100 g compared to silken or soft tofu.

Preparation

Pressing tofu removes water, which concentrates the protein and helps it absorb a marinade, with no meaningful nutrient loss.

To mention to a professional

  • Soy is a priority allergen in Canada; if you are unsure about a past reaction, consult before eating it again.
  • If you have or have had hormone-receptor-positive breast cancer, you may have questions about soy isoflavones; check with your care team about your usual intake.

Sources

  • Tofu, raw, firm, prepared with calcium sulfate
  • USDA FoodData Central, SR Legacy (Tofu, raw, firm, prepared with calcium sulfate)
  • Health Canada, priority food allergens
  • Canadian Cancer Society, diet and soy for people who have had breast cancer

Educational information: it does not replace the advice of a health professional, especially if you take medication, are pregnant or are breastfeeding.

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Practical

  • Storage

    Not mixed: fridge, or freezer for up to 24 months.

    Mixed: fridge only, never in the freezer.

    The water syringe: always in the fridge.

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