Yet thats precisely what the low-cost exemplars are
10.4274/tdd.3640 271 YoshidaM.TakahashiY.InoueS
Although slower than intravenous (IV), the absorption rate provides long-lasting benefits
Cell 139 , 234244 (2009)
Flavour orange: water, L-carnitine, taurine, acidity regulator citric acid, caffeine, green tea extract (50 % polyphenols, 15 % EGCG epigallocatechin gallate, 8 % caffeine), orange emulsion (flavouring, colourants E 104 and E 110 - may have an adverse effect on activity and attention in children), preservatives potassium sorbate and sodium benzoate, nicotinamide, sweeteners acesulfame K and sucralose, calcium D-pantothenate, sweetener steviol-glycosides, pyridoxine hydrochloride, thiamine hydrochloride, chromium lactate