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There was also an improvement in the levels of low-density lipoprotein cholesterol, very low-density lipoprotein cholesterol, and triglycerides in participants who received retatrutide compared to placebo, which did not show improvement

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Although vitamin B12 is essential for red blood cell formation and normal metabolic function, its role in energy drinks is supportive rather than performance-driving

A review of randomized trials found that L-tyrosine, a precursor to dopamine and norepinephrine, helped maintain attention and reaction time under acute stressors such as cold or sleep loss, with no clear benefit at rest