| Product Description: Supplement Free L-Glutamine, a certified free amino acid, can be converted to glutamic acid. Glutamate is a usable source of energy in the brain and is a precursor to gamma aminobutyric acid (GABA), an important inhibitory neurotransmitter. l-Glutamine also plays an important role in ammonia excretion. Product suitable for vegetarians. Directions for use: Take 1/4 teaspoon (approximately 1 g) to 1/2 teaspoon (approximately 2 g) daily between meals. Ingredients: No yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, starch, salt, preservatives, artificial colors, artificial flavors or artificial flavors. Precautions: If you are pregnant, may become pregnant, or … | Price from £36.85 up to £97.93 Compare prices and buy Source Naturals , L-Glutamine Powder, 16 oz (453.6 g) Compare prices2→ |