Formic acid is the simplest carboxylic acid. Formate is an intermediate in normal metabolism. It is responsible for both metabolic acidosis and disrupting mitochondrial electron transport and energy production by inhibiting cytochrome oxidase activity the terminal electron acceptor of the electron transport chain.

Chlorophyllin sodium copper salt is a semi-synthetic mixture of water-soluble sodium copper salts derived from chlorophyll.

Rebaudioside G is a natural product.