Soy Sauce: Nutrition, Pros & Cons
Soy sauce is a fermented condiment widely used to add a rich, savory umami flavor to dishes. While it offers deep flavor profile enhancement, it is exceptionally high in sodium and traditionally brewed with wheat, making moderation key—particularly for individuals managing high blood pressure or gluten sensitivities.
Health conditions
- Caution for Gut Health [FSSAI, WHO, PubMed]
- Caution for Thyroid [PubMed]
- Caution for Hypertension [WHO]
- Caution for Celiac / Gluten Sensitivity [PubMed]
- Caution for Kidney Disease [WHO]
- Caution for Heart Disease [WHO]
Pros
- Provides a concentrated umami flavor that can help make healthy plant-based dishes more palatable in small quantities. [USDA]
Cons
- Extremely high in sodium, which can easily lead to exceeding the daily recommended limit of salt intake. [WHO]
- Traditionally brewed with wheat, making standard varieties unsuitable for those requiring a strict gluten-free diet. [PubMed]
Key nutrients
- Sodium — A single tablespoon can contain upwards of 800-1000mg of sodium, representing a significant portion of the daily recommended limit.
- Protein — Contains minor amounts of amino acids derived from the fermentation of soybeans and wheat.