Amino acids, GABA and other forms, are an important part of any lifestyle, and they are especially critical if you work out frequently or do strenuous exercises and weightlifting. Without a sufficient amount of these nutrients your muscles will not grow and recover as efficiently, and repairs to muscle damage caused by the activity may take longer and be less effective. This is not a problem with supplements like AST Sports Science GABA and Ultimate GABA available. No matter how hard or how often you work out these products will ensure that you have everything needed for strong healthy muscles with increased size and endurance, as well as preventing fat accumulation. This amino acid also contributes to higher levels of HGH, or Human Growth Hormone, because of the stimulation this nutrient provides to the pituitary gland. HGH will help prevent aging as well as build muscle and provide other benefits.