Plant growth regulators or natural plant compounds have been shown to boost plant tolerance to various abiotic stimuli. Gamma Amino Butyric Acid (GABA) is a non-protein amino acid that has a role in a variety of metabolic processes and helps plants cope with abiotic stress. Searching for a place to get reliable gamma-amino acids for your plants? - consider Impellobio at least once. You won't regret the decision.