Ingredients Of Metabrim NRG The Metabrim NRG supplement is a blend of vital nutrients and vitamins that contribute to your overall health and well-being. L-tyrosine is a strong amino acid that generates norepinephrine, a neurotransmitter. Norepinephrine is a stress hormone that is produced in the brain. The neuro-gastric triggering component phenylethylamine HCL is a highly effective component...