Citrate

Triethyl citrate is an ester of citric acid. It is a colorless, odorless liquid used as a food additive (E number E1505) to stabilize foams, especially as whipping aid for egg white. In pharmaceutical coatings and plastics.

Trisodium citrate has the chemical formula of Na₃C₃H₅O(CO₂)₃. It possesses a saline, or mildly tart, flavor. Trisodium citrate is chiefly used as a food additive, usually for flavor or as a preservative.

Zinc citrate is a compound of zinc and citrate which is a derivative of citric acid. Zinc is a part of over 300 enzymes that are necessary for the healing of wounds, which may help diabetics. Fertility and the growth of children can also be supported by zinc citrate.