Treatment of Long-Lasting Brain Fatigue in Rehabilitation of Stroke and Post-Traumatic Brain Injury Overall, there is no curative treatment for brain fatigue or treatment guidelines apart from what is summarized below [5]

Ingredients Purified Water, Niacinamide (50,000 Ppm), Dipropylene Glycol, Glycerin, Propanediol, Butylene Glycol, Hydroxyethyl Urea, Diethoxy Ethyl Succinate, Hydroxyacetophenone, Caprylyl Glycol, Polyglyceryl-10 Laurate, Betaine, Panthenol (750.1 Ppm), Ethylhexylglycerin, Gluconolactone, Sodium Polyacrylate, Ammonium Acryloyldimethyltaurate/Vpicopolymer, Sodium Citrate, Citric Acid, Maltodextrin, 1,2 Hexanediol, Gardenia Extract, Dipotassium Glycyrrhizate, Sodium Hyaluronate, Ascorbic Acid, Pantolactone, Tocopherol, Capryloyl Salicylic Acid, Tranexamic Acid, White Throat Mushroom Extract, Caprylic/capric Triglyceride, Ascorbyl Glucoside, Ubiquinone, Hydrogenated Lecithin, Magnesium Chloride, Ethanol, Glutathione (0.3ppm), Polysorbate 80, Calcium Gluconate, Pyridoxine HCL, BHT, Yeast Extract, Cyanocobalamin, Disodium EDTA

122,123,124 Gln enters the cell via the amino acid transporter ASCT2/SLC1A5 and is converted to glutamate in the mitochondria by a deamination reaction involving glutaminase (GLS)
elife 10:e66538
In the published human crossover pharmacokinetic trial, SAG was not detectable in any plasma sample following oral administration