Excipient (pharmacologically inactive substance)
What is it?
Sodium propionate (C3H5NaO2) is the sodium salt of propionic acid and is available as a white, free-flowing powder. In the food industry it is used safely as a food preservative and prevents the growth of mold and some bacteria. In pharmacy, it is used in the treatment of skin fungal infections, usually in combination with calcium propionate.[1]