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making pills out of such doses would force consumers to take up to a dozen capsules per day
10.1016/j.neuroscience.2006.07.021 [DOI] [PubMed] [Google Scholar] Barcelos RP, Souza MA, Amaral GP, Stefanello ST, Bresciani G, Fighera MR et al (2014) Caffeine supplementation modulates oxidative stress markers in the liver of trained rats
Acetyl-L-Carnitine (ALCAR): This form can cross the blood-brain barrier more effectively, making it a focus for neurocognitive research, as it contributes an acetyl group for acetylcholine synthesis