Ammonium carbonate

International Numbering System (INS) for Food Additives: 503

Food additives Europe numbers: E503 

Ammonium carbonate can be found as a food additive, but it's use is limited and not as common as some other leavening agents. Here's a breakdown of its role:

• Leavening Agent (Historically): Ammonium carbonate was one of the earlier leavening agents used in baking. When heated, it decomposes and releases carbon dioxide gas, causing baked goods to rise [1].
• Less Common Than Baking Powder or Baking Soda: However, it has largely been replaced by baking powder and baking soda due to several factors:
  • Strong Ammonia Odor: Ammonium carbonate has a strong ammonia odor, which can be undesirable in baked goods. Baking powder and baking soda offer better taste and odor profiles.
  • Less Stable: Ammonium carbonate decomposes readily, even at room temperature, which can lead to inconsistencies in leavening. Baking powder and baking soda offer more controlled release of carbon dioxide.
• Modern Use (Limited): While uncommon, ammonium carbonate may still be used in some niche applications or traditional recipes for a specific taste or texture. It also has some limited use in certain specialty crackers or liquorice candies [2].

Important Considerations:

• Regulation: The use of ammonium carbonate as a food additive is typically regulated by food safety authorities and may have limitations on the amount used depending on the food product [3].
• Safety: Generally recognized as safe (GRAS) by the FDA at approved levels [4]. However, ingestion of large amounts can be harmful.

Overall:

Ammonium carbonate is a less common food additive compared to baking powder or baking soda. While it has historical significance as a leavening agent, its strong odor and instability make it less desirable for most modern baking applications. Its use is limited and regulated by food safety authorities.