What you actually need is context
During the workout, leucine, valine, and isoleucine can support and promote muscle building and energy levels to ensure that you can stay active for longer periods
Although the vitamin sounds like a single vitamin, there are in fact eight B vitamins that are more of less prevalent in different foodstuffs, and regularly added as fortification to breads and cereals, for example - thiamin (B1), riboflavin (B2), niacin (B3), pantothenic acid (B5), pyridoxine (B6), biotin (B7), folate/folacin or folic acid (B9) and cobalamins (B12)
Caffeine overdose can cause lots of symptoms
At 1 mg, participants lost 8.7% of body weight