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Soya Lecithin

Medically reviewed by Last updated on Jan 3, 2024.

Excipient (pharmacologically inactive substance)

What is it?

Lecithin is a naturally occurring substance found in beef liver, steak, eggs, peanuts, cauliflower, and oranges. Commercial lecithin products usually come from soybeans or eggs. Lecithin is used to stabilize emulsions. Lecithin is present in all living cells and is a significant constituent of nerve and brain cells. Commercial lecithin primarily comes from soybean oil. The FDA considers soya lecithin as generally regarded as safe as a food product when consumed in normal amounts. Soya lecithin use in asthma inhalers has been implicated in causing seconday bronchospasms in children.[1][2]

List of medications using Soya Lecithin


  1. Soya lecithin. Accessed February 16, 2015 at
  2. Inactive Ingredients in Pharmaceutical Products: Update. Committee on Drugs Pediatrics 1997;99;268

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.