0 a type of amino acid (= any of the chemical substances found in plants and animals that combine to make protein, a substance necessary for the body to grow):
They found that intense pulses of near-infrared light could affect the crystallization of the amino acid glycine.
Suitable bulking agents include glycine, lactose, sucrose, and gelatin.
The powder contains sodium hydroxide, glycine, and citric acid.
The broth is rich in trace minerals such as magnesium and calcium as well as glycine – an amino acid that aids digestion.