E621
What is E621? E621, or sodium glutamate or monosodium glutamate (MSG), is the sodium salt of L-glutamic acid. L-glutamic acid is one of the most numerous non-essential amino acids in nature. Kikunae Ikeda (1864-193) isolated this compound from a seaweed in 1908 as a new taste substance. He named this taste umami (sometimes known as … Read more